Remove ecma-5 since it is outdated. Fixes #1279

Makefile

@@ -35,7 +35,6 @@ less:
 	@@cat ${HEADER} | sed s/@VERSION/${VERSION}/ > ${DIST}
 	@@echo "(function (window, undefined) {" >> ${DIST}
 	@@cat build/require.js\
-	      build/ecma-5.js\
 	      ${SRC}/parser.js\
 	      ${SRC}/functions.js\
 	      ${SRC}/colors.js\
@@ -64,7 +63,6 @@ rhino:
 	@@mkdir -p dist
 	@@touch ${RHINO}
 	@@cat build/require-rhino.js\
-	      build/ecma-5.js\
 	      ${SRC}/parser.js\
 	      ${SRC}/env.js\
 	      ${SRC}/visitor.js\

build/ecma-5.js

@@ -1,120 +0,0 @@
-
-// ecma-5.js
-//
-// -- kriskowal Kris Kowal Copyright (C) 2009-2010 MIT License
-// -- tlrobinson Tom Robinson
-// dantman Daniel Friesen
-
-//
-// Array
-//
-if (!Array.isArray) {
-    Array.isArray = function(obj) {
-        return Object.prototype.toString.call(obj) === "[object Array]" ||
-               (obj instanceof Array);
-    };
-}
-if (!Array.prototype.forEach) {
-    Array.prototype.forEach =  function(block, thisObject) {
-        var len = this.length >>> 0;
-        for (var i = 0; i < len; i++) {
-            if (i in this) {
-                block.call(thisObject, this[i], i, this);
-            }
-        }
-    };
-}
-if (!Array.prototype.map) {
-    Array.prototype.map = function(fun /*, thisp*/) {
-        var len = this.length >>> 0;
-        var res = new Array(len);
-        var thisp = arguments[1];
-
-        for (var i = 0; i < len; i++) {
-            if (i in this) {
-                res[i] = fun.call(thisp, this[i], i, this);
-            }
-        }
-        return res;
-    };
-}
-if (!Array.prototype.filter) {
-    Array.prototype.filter = function (block /*, thisp */) {
-        var values = [];
-        var thisp = arguments[1];
-        for (var i = 0; i < this.length; i++) {
-            if (block.call(thisp, this[i])) {
-                values.push(this[i]);
-            }
-        }
-        return values;
-    };
-}
-if (!Array.prototype.reduce) {
-    Array.prototype.reduce = function(fun /*, initial*/) {
-        var len = this.length >>> 0;
-        var i = 0;
-
-        // no value to return if no initial value and an empty array
-        if (len === 0 && arguments.length === 1) throw new TypeError();
-
-        if (arguments.length >= 2) {
-            var rv = arguments[1];
-        } else {
-            do {
-                if (i in this) {
-                    rv = this[i++];
-                    break;
-                }
-                // if array contains no values, no initial value to return
-                if (++i >= len) throw new TypeError();
-            } while (true);
-        }
-        for (; i < len; i++) {
-            if (i in this) {
-                rv = fun.call(null, rv, this[i], i, this);
-            }
-        }
-        return rv;
-    };
-}
-if (!Array.prototype.indexOf) {
-    Array.prototype.indexOf = function (value /*, fromIndex */ ) {
-        var length = this.length;
-        var i = arguments[1] || 0;
-
-        if (!length)     return -1;
-        if (i >= length) return -1;
-        if (i < 0)       i += length;
-
-        for (; i < length; i++) {
-            if (!Object.prototype.hasOwnProperty.call(this, i)) { continue }
-            if (value === this[i]) return i;
-        }
-        return -1;
-    };
-}
-
-//
-// Object
-//
-if (!Object.keys) {
-    Object.keys = function (object) {
-        var keys = [];
-        for (var name in object) {
-            if (Object.prototype.hasOwnProperty.call(object, name)) {
-                keys.push(name);
-            }
-        }
-        return keys;
-    };
-}
-
-//
-// String
-//
-if (!String.prototype.trim) {
-    String.prototype.trim = function () {
-        return String(this).replace(/^\s\s*/, '').replace(/\s\s*$/, '');
-    };
-}