diff --git a/index.js b/index.js
index e2091fd..fa20f90 100644
--- a/index.js
+++ b/index.js
@@ -297,13 +297,12 @@ function rSequence (req, res, next) {
 			loop : [ (next) => {
 						intval.frame(dir, exposure, (len) => {
 							next()
-						}),
+						})
 					}, (next) => {
 						setTimeout(() => {
 							next()
 						}, delay)
-					}
-				]
+					}]
 		}, (seq) => {
 			res.send(seq)
 			return next()
@@ -442,13 +441,12 @@ function bSequence (obj, cb) {
 			loop : [ (next) => {
 						intval.frame(dir, exposure, (len) => {
 							next()
-						}),
+						})
 					}, (next) => {
 						setTimeout(() => {
 							next()
 						}, delay)
-					}
-				]
+					}]
 		}, (seq) => {
 			console.timeEnd('sequence time')
 		})
diff --git a/package-lock.json b/package-lock.json
index 620c7ab..9926003 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -4,6 +4,12 @@
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
+    "abbrev": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
+      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
+      "optional": true
+    },
     "acorn": {
       "version": "3.3.0",
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-3.3.0.tgz",
@@ -19,6 +25,16 @@
         "acorn": "3.3.0"
       }
     },
+    "ajv": {
+      "version": "4.11.8",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-4.11.8.tgz",
+      "integrity": "sha1-gv+wKynmYq5TvcIK8VlHcGc5xTY=",
+      "optional": true,
+      "requires": {
+        "co": "4.6.0",
+        "json-stable-stringify": "1.0.1"
+      }
+    },
     "amdefine": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/amdefine/-/amdefine-1.0.1.tgz",
@@ -34,6 +50,11 @@
         "array-back": "1.0.4"
       }
     },
+    "ansi-regex": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-2.1.1.tgz",
+      "integrity": "sha1-w7M6te42DYbg5ijwRorn7yfWVN8="
+    },
     "app-usage-stats": {
       "version": "0.5.1",
       "resolved": "https://registry.npmjs.org/app-usage-stats/-/app-usage-stats-0.5.1.tgz",
@@ -46,6 +67,22 @@
         "usage-stats": "0.9.4"
       }
     },
+    "aproba": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/aproba/-/aproba-1.2.0.tgz",
+      "integrity": "sha512-Y9J6ZjXtoYh8RnXVCMOU/ttDmk1aBjunq9vO0ta5x85WDQiQfUF9sIPBITdbiiIVcBo03Hi3jMxigBtsddlXRw==",
+      "optional": true
+    },
+    "are-we-there-yet": {
+      "version": "1.1.4",
+      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-1.1.4.tgz",
+      "integrity": "sha1-u13KOCu5TwXhUZQ3PRb9O6HKEQ0=",
+      "optional": true,
+      "requires": {
+        "delegates": "1.0.0",
+        "readable-stream": "2.3.3"
+      }
+    },
     "array-back": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/array-back/-/array-back-1.0.4.tgz",
@@ -70,6 +107,24 @@
       "resolved": "https://registry.npmjs.org/async/-/async-1.0.0.tgz",
       "integrity": "sha1-+PwEyjoTeErenhZBr5hXjPvWR6k="
     },
+    "asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha1-x57Zf380y48robyXkLzDZkdLS3k=",
+      "optional": true
+    },
+    "aws-sign2": {
+      "version": "0.6.0",
+      "resolved": "https://registry.npmjs.org/aws-sign2/-/aws-sign2-0.6.0.tgz",
+      "integrity": "sha1-FDQt0428yU0OW4fXY81jYSwOeU8=",
+      "optional": true
+    },
+    "aws4": {
+      "version": "1.6.0",
+      "resolved": "https://registry.npmjs.org/aws4/-/aws4-1.6.0.tgz",
+      "integrity": "sha1-g+9cqGCysy5KDe7e6MdxudtXRx4=",
+      "optional": true
+    },
     "balanced-match": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.0.tgz",
@@ -94,17 +149,45 @@
       "resolved": "https://registry.npmjs.org/bleno/-/bleno-0.4.2.tgz",
       "integrity": "sha1-IesK10O850eU45L0ph4TsHOT26o=",
       "requires": {
+        "bluetooth-hci-socket": "0.5.1",
         "bplist-parser": "0.0.6",
         "debug": "2.6.8",
         "xpc-connection": "0.1.4"
       }
     },
+    "block-stream": {
+      "version": "0.0.9",
+      "resolved": "https://registry.npmjs.org/block-stream/-/block-stream-0.0.9.tgz",
+      "integrity": "sha1-E+v+d4oDIFz+A3UUgeu0szAMEmo=",
+      "requires": {
+        "inherits": "2.0.3"
+      }
+    },
     "bluebird": {
       "version": "3.4.7",
       "resolved": "https://registry.npmjs.org/bluebird/-/bluebird-3.4.7.tgz",
       "integrity": "sha1-9y12C+Cbf3bQjtj66Ysomo0F+rM=",
       "dev": true
     },
+    "bluetooth-hci-socket": {
+      "version": "0.5.1",
+      "resolved": "https://registry.npmjs.org/bluetooth-hci-socket/-/bluetooth-hci-socket-0.5.1.tgz",
+      "integrity": "sha1-774hUk/Bz10/rl1RNl1WHUq77Qs=",
+      "optional": true,
+      "requires": {
+        "debug": "2.6.8",
+        "nan": "2.6.2",
+        "usb": "1.3.1"
+      }
+    },
+    "boom": {
+      "version": "2.10.1",
+      "resolved": "https://registry.npmjs.org/boom/-/boom-2.10.1.tgz",
+      "integrity": "sha1-OciRjO/1eZ+D+UkqhI9iWt0Mdm8=",
+      "requires": {
+        "hoek": "2.16.3"
+      }
+    },
     "bplist-parser": {
       "version": "0.0.6",
       "resolved": "https://registry.npmjs.org/bplist-parser/-/bplist-parser-0.0.6.tgz",
@@ -153,6 +236,12 @@
         }
       }
     },
+    "caseless": {
+      "version": "0.12.0",
+      "resolved": "https://registry.npmjs.org/caseless/-/caseless-0.12.0.tgz",
+      "integrity": "sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=",
+      "optional": true
+    },
     "catharsis": {
       "version": "0.8.9",
       "resolved": "https://registry.npmjs.org/catharsis/-/catharsis-0.8.9.tgz",
@@ -171,6 +260,17 @@
         "is-supported-regexp-flag": "1.0.0"
       }
     },
+    "co": {
+      "version": "4.6.0",
+      "resolved": "https://registry.npmjs.org/co/-/co-4.6.0.tgz",
+      "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=",
+      "optional": true
+    },
+    "code-point-at": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/code-point-at/-/code-point-at-1.1.0.tgz",
+      "integrity": "sha1-DQcLTQQ6W+ozovGkDi7bPZpMz3c="
+    },
     "collect-all": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/collect-all/-/collect-all-1.0.3.tgz",
@@ -186,6 +286,14 @@
       "resolved": "https://registry.npmjs.org/colors/-/colors-1.0.3.tgz",
       "integrity": "sha1-BDP0TYCWgP3rYO0mDxsMJi6CpAs="
     },
+    "combined-stream": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.5.tgz",
+      "integrity": "sha1-k4NwpXtKUd6ix3wV1cX9+JUWQAk=",
+      "requires": {
+        "delayed-stream": "1.0.0"
+      }
+    },
     "command-line-args": {
       "version": "4.0.7",
       "resolved": "https://registry.npmjs.org/command-line-args/-/command-line-args-4.0.7.tgz",
@@ -273,6 +381,11 @@
         "walk-back": "2.0.1"
       }
     },
+    "console-control-strings": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
+      "integrity": "sha1-PXz0Rk22RG6mRL9LOVB/mFEAjo4="
+    },
     "core-util-is": {
       "version": "1.0.2",
       "resolved": "https://registry.npmjs.org/core-util-is/-/core-util-is-1.0.2.tgz",
@@ -286,6 +399,14 @@
         "moment-timezone": "0.5.13"
       }
     },
+    "cryptiles": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/cryptiles/-/cryptiles-2.0.5.tgz",
+      "integrity": "sha1-O9/s3GCBR8HGcgL6KR59ylnqo7g=",
+      "requires": {
+        "boom": "2.10.1"
+      }
+    },
     "csv": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/csv/-/csv-1.1.1.tgz",
@@ -348,6 +469,23 @@
       "integrity": "sha1-HKb/7dvO8XFd16riXHYW+a4iky8=",
       "dev": true
     },
+    "delayed-stream": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+      "integrity": "sha1-3zrhmayt+31ECqrgsp4icrJOxhk="
+    },
+    "delegates": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delegates/-/delegates-1.0.0.tgz",
+      "integrity": "sha1-hMbhWbgZBP3KWaDvRM2HDTElD5o=",
+      "optional": true
+    },
+    "detect-libc": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/detect-libc/-/detect-libc-1.0.3.tgz",
+      "integrity": "sha1-+hN8S9aY7fVc1c0CrFWfkaTEups=",
+      "optional": true
+    },
     "detect-node": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/detect-node/-/detect-node-2.0.3.tgz",
@@ -439,6 +577,12 @@
       "resolved": "https://registry.npmjs.org/event-pubsub/-/event-pubsub-4.3.0.tgz",
       "integrity": "sha512-z7IyloorXvKbFx9Bpie2+vMJKKx1fH1EN5yiTfp8CiLOTptSYy1g8H4yDpGlEdshL1PBiFtBHepF2cNsqeEeFQ=="
     },
+    "extend": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.1.tgz",
+      "integrity": "sha1-p1Xqe8Gt/MWjHOfnYtuq3F5jZEQ=",
+      "optional": true
+    },
     "extsprintf": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/extsprintf/-/extsprintf-1.3.0.tgz",
@@ -485,6 +629,23 @@
         "test-value": "2.1.0"
       }
     },
+    "forever-agent": {
+      "version": "0.6.1",
+      "resolved": "https://registry.npmjs.org/forever-agent/-/forever-agent-0.6.1.tgz",
+      "integrity": "sha1-+8cfDEGt6zf5bFd60e1C2P2sypE=",
+      "optional": true
+    },
+    "form-data": {
+      "version": "2.1.4",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-2.1.4.tgz",
+      "integrity": "sha1-M8GDrPGTJ27KqYFDpp6Uv+4XUNE=",
+      "optional": true,
+      "requires": {
+        "asynckit": "0.4.0",
+        "combined-stream": "1.0.5",
+        "mime-types": "2.1.17"
+      }
+    },
     "formidable": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/formidable/-/formidable-1.1.1.tgz",
@@ -499,8 +660,45 @@
     "fs.realpath": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
-      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
-      "dev": true
+      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8="
+    },
+    "fstream": {
+      "version": "1.0.11",
+      "resolved": "https://registry.npmjs.org/fstream/-/fstream-1.0.11.tgz",
+      "integrity": "sha1-XB+x8RdHcRTwYyoOtLcbPLD9MXE=",
+      "requires": {
+        "graceful-fs": "4.1.11",
+        "inherits": "2.0.3",
+        "mkdirp": "0.5.1",
+        "rimraf": "2.4.5"
+      }
+    },
+    "fstream-ignore": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/fstream-ignore/-/fstream-ignore-1.0.5.tgz",
+      "integrity": "sha1-nDHa40dnAY/h0kmyTa2mfQktoQU=",
+      "optional": true,
+      "requires": {
+        "fstream": "1.0.11",
+        "inherits": "2.0.3",
+        "minimatch": "3.0.4"
+      }
+    },
+    "gauge": {
+      "version": "2.7.4",
+      "resolved": "https://registry.npmjs.org/gauge/-/gauge-2.7.4.tgz",
+      "integrity": "sha1-LANAXHU4w51+s3sxcCLjJfsBi/c=",
+      "optional": true,
+      "requires": {
+        "aproba": "1.2.0",
+        "console-control-strings": "1.1.0",
+        "has-unicode": "2.0.1",
+        "object-assign": "4.1.1",
+        "signal-exit": "3.0.2",
+        "string-width": "1.0.2",
+        "strip-ansi": "3.0.1",
+        "wide-align": "1.1.2"
+      }
     },
     "getpass": {
       "version": "0.1.7",
@@ -514,7 +712,6 @@
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       "resolved": "https://registry.npmjs.org/glob/-/glob-6.0.4.tgz",
       "integrity": "sha1-DwiGD2oVUSey+t1PnOJLGqtuTSI=",
-      "optional": true,
       "requires": {
         "inflight": "1.0.6",
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@@ -531,9 +728,7 @@
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       "resolved": "https://registry.npmjs.org/graceful-fs/-/graceful-fs-4.1.11.tgz",
-      "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg=",
-      "dev": true,
-      "optional": true
+      "integrity": "sha1-Dovf5NHduIVNZOBOp8AOKgJuVlg="
     },
     "handle-thing": {
       "version": "1.2.5",
@@ -551,6 +746,44 @@
         "uglify-js": "2.3.6"
       }
     },
+    "har-schema": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/har-schema/-/har-schema-1.0.5.tgz",
+      "integrity": "sha1-0mMTX0MwfALGAq/I/pWXDAFRNp4=",
+      "optional": true
+    },
+    "har-validator": {
+      "version": "4.2.1",
+      "resolved": "https://registry.npmjs.org/har-validator/-/har-validator-4.2.1.tgz",
+      "integrity": "sha1-M0gdDxu/9gDdID11gSpqX7oALio=",
+      "optional": true,
+      "requires": {
+        "ajv": "4.11.8",
+        "har-schema": "1.0.5"
+      }
+    },
+    "has-unicode": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/has-unicode/-/has-unicode-2.0.1.tgz",
+      "integrity": "sha1-4Ob+aijPUROIVeCG0Wkedx3iqLk=",
+      "optional": true
+    },
+    "hawk": {
+      "version": "3.1.3",
+      "resolved": "https://registry.npmjs.org/hawk/-/hawk-3.1.3.tgz",
+      "integrity": "sha1-B4REvXwWQLD+VA0sm3PVlnjo4cQ=",
+      "requires": {
+        "boom": "2.10.1",
+        "cryptiles": "2.0.5",
+        "hoek": "2.16.3",
+        "sntp": "1.0.9"
+      }
+    },
+    "hoek": {
+      "version": "2.16.3",
+      "resolved": "https://registry.npmjs.org/hoek/-/hoek-2.16.3.tgz",
+      "integrity": "sha1-ILt0A9POo5jpHcRxCo/xuCdKJe0="
+    },
     "home-path": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/home-path/-/home-path-1.0.5.tgz",
@@ -597,6 +830,12 @@
       "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.3.tgz",
       "integrity": "sha1-Yzwsg+PaQqUC9SRmAiSA9CCCYd4="
     },
+    "ini": {
+      "version": "1.3.5",
+      "resolved": "https://registry.npmjs.org/ini/-/ini-1.3.5.tgz",
+      "integrity": "sha512-RZY5huIKCMRWDUqZlEi72f/lmXKMvuszcMBduliQ3nnWbx9X/ZBQO7DijMEYS9EhHBb2qacRUMtC7svLwe0lcw==",
+      "optional": true
+    },
     "is-absolute": {
       "version": "0.2.6",
       "resolved": "https://registry.npmjs.org/is-absolute/-/is-absolute-0.2.6.tgz",
@@ -606,6 +845,14 @@
         "is-windows": "0.2.0"
       }
     },
+    "is-fullwidth-code-point": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/is-fullwidth-code-point/-/is-fullwidth-code-point-1.0.0.tgz",
+      "integrity": "sha1-754xOG8DGn8NZDr4L95QxFfvAMs=",
+      "requires": {
+        "number-is-nan": "1.0.1"
+      }
+    },
     "is-regexp": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/is-regexp/-/is-regexp-1.0.0.tgz",
@@ -624,6 +871,12 @@
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       "integrity": "sha1-i1IMhfrnolM4LUsCZS4EVXbhO7g="
     },
+    "is-typedarray": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/is-typedarray/-/is-typedarray-1.0.0.tgz",
+      "integrity": "sha1-5HnICFjfDBsR3dppQPlgEfzaSpo=",
+      "optional": true
+    },
     "is-unc-path": {
       "version": "0.1.2",
       "resolved": "https://registry.npmjs.org/is-unc-path/-/is-unc-path-0.1.2.tgz",
@@ -753,6 +1006,27 @@
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       "integrity": "sha1-tIDIkuWaLwWVTOcnvT8qTogvnhM="
     },
+    "json-stable-stringify": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/json-stable-stringify/-/json-stable-stringify-1.0.1.tgz",
+      "integrity": "sha1-mnWdOcXy/1A/1TAGRu1EX4jE+a8=",
+      "optional": true,
+      "requires": {
+        "jsonify": "0.0.0"
+      }
+    },
+    "json-stringify-safe": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/json-stringify-safe/-/json-stringify-safe-5.0.1.tgz",
+      "integrity": "sha1-Epai1Y/UXxmg9s4B1lcB4sc1tus=",
+      "optional": true
+    },
+    "jsonify": {
+      "version": "0.0.0",
+      "resolved": "https://registry.npmjs.org/jsonify/-/jsonify-0.0.0.tgz",
+      "integrity": "sha1-LHS27kHZPKUbe1qu6PUDYx0lKnM=",
+      "optional": true
+    },
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       "resolved": "https://registry.npmjs.org/jsprim/-/jsprim-1.4.1.tgz",
@@ -821,6 +1095,19 @@
       "resolved": "https://registry.npmjs.org/mime/-/mime-1.3.6.tgz",
       "integrity": "sha1-WR2E02U6awtKO5343lqoEI5y5eA="
     },
+    "mime-db": {
+      "version": "1.30.0",
+      "resolved": "https://registry.npmjs.org/mime-db/-/mime-db-1.30.0.tgz",
+      "integrity": "sha1-dMZD2i3Z1qRTmZY0ZbJtXKfXHwE="
+    },
+    "mime-types": {
+      "version": "2.1.17",
+      "resolved": "https://registry.npmjs.org/mime-types/-/mime-types-2.1.17.tgz",
+      "integrity": "sha1-Cdejk/A+mVp5+K+Fe3Cp4KsWVXo=",
+      "requires": {
+        "mime-db": "1.30.0"
+      }
+    },
     "minimalistic-assert": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/minimalistic-assert/-/minimalistic-assert-1.0.0.tgz",
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