Revert "Merge pull request #32 from greelgorke/master"

This reverts commit 273ab44, reversing
changes made to 2f3efa2.

.eslintrc

@@ -8,10 +8,11 @@
 		"eqeqeq": [2, "allow-null"],
 		"func-name-matching": [1],
 		"max-depth": [1, 4],
-		"max-statements": [2, 26],
+		"max-statements": [2, 27],
 		"no-extra-parens": [1],
 		"no-magic-numbers": [0],
 		"no-restricted-syntax": [2, "BreakStatement", "ContinueStatement", "DebuggerStatement", "LabeledStatement", "WithStatement"],
 		"sort-keys": [0],
+		"strict": [0],
 	}
 }

.jscs.json

@@ -170,6 +170,6 @@
 
 	"requireSpacesInsideImportedObjectBraces": true,
 
-	"requireUseStrict": true
+	"requireUseStrict": false
 }
 

index.js

@@ -1,5 +1,3 @@
-'use strict';
-
 var hasOwn = Object.prototype.hasOwnProperty;
 var toStr = Object.prototype.toString;
 var defineProperty = Object.defineProperty;
@@ -14,6 +12,8 @@ var isArray = function isArray(arr) {
 };
 
 var isPlainObject = function isPlainObject(obj) {
+	'use strict';
+
 	if (!obj || toStr.call(obj) !== '[object Object]') {
 		return false;
 	}
@@ -63,6 +63,8 @@ var getProperty = function getProperty(obj, name) {
 };
 
 module.exports = function extend() {
+	'use strict';
+
 	var options, name, src, copy, copyIsArray, clone;
 	var target = arguments[0];
 	var i = 1;