chore: remove unused require

lib/functions/acos.js

@@ -1,7 +1,6 @@
-var utils = require('../utils')
-  , nodes = require('../nodes')
-	, convert = require('./convert-angle')
-	, asin    = require('./asin');
+var nodes = require('../nodes')
+  , convert = require('./convert-angle')
+  , asin    = require('./asin');
 
 /**
  * Return the arccosine of the given `value`.

lib/functions/asin.js

@@ -1,6 +1,5 @@
-var utils = require('../utils')
-  , nodes = require('../nodes')
-	, convert = require('./convert-angle');
+var nodes = require('../nodes')
+  , convert = require('./convert-angle');
 
 /**
  * Return the arcsine of the given `value`.

lib/functions/atan.js

@@ -1,6 +1,5 @@
-var utils = require('../utils')
-  , nodes = require('../nodes')
-	, convert = require('./convert-angle');
+var nodes = require('../nodes')
+  , convert = require('./convert-angle');
 
 /**
  * Return the arctangent of the given `value`.

lib/functions/image.js

@@ -11,7 +11,6 @@
  */
 
 var utils = require('../utils')
-  , nodes = require('../nodes')
   , Buffer = require('buffer').Buffer
   , fs = require('fs')
   , path = require('path')

lib/functions/slice.js

@@ -1,5 +1,5 @@
-var utils = require('../utils'),
-    nodes = require('../nodes');
+var utils = require('../utils')
+  , nodes = require('../nodes');
 
 /**
  * This is a helper function for the slice method

lib/nodes/arguments.js

@@ -9,9 +9,7 @@
  * Module dependencies.
  */
 
-var Node = require('./node')
-  , nodes = require('../nodes')
-  , utils = require('../utils');
+var nodes = require('../nodes');
 
 /**
  * Initialize a new `Arguments`.