Added check for trailing whitespaces and corrected existing violations.

test/es5conform/es5conform.status

 # Copyright 2009 the V8 project authors. All rights reserved.
 # Redistribution and use in source and binary forms, with or without
 # modification, are permitted provided that the following conditions are
 # met:
 #
 #     * Redistributions of source code must retain the above copyright
 #       notice, this list of conditions and the following disclaimer.
 #     * Redistributions in binary form must reproduce the above
 #       copyright notice, this list of conditions and the following
 #       disclaimer in the documentation and/or other materials provided
@@ skipping 57 matching lines @@
 
 # NOT IMPLEMENTED: RegExp.prototype.global
 chapter15/15.2/15.2.3/15.2.3.3/15.2.3.3-4-213: UNIMPLEMENTED
 
 # NOT IMPLEMENTED: RegExp.prototype.ignoreCase
 chapter15/15.2/15.2.3/15.2.3.3/15.2.3.3-4-214: UNIMPLEMENTED
 
 # NOT IMPLEMENTED: RegExp.prototype.multiline
 chapter15/15.2/15.2.3/15.2.3.3/15.2.3.3-4-215: UNIMPLEMENTED
 
-# All of the tests below marked SUBSETFAIL (in 15.2.3.4) fail because 
+# All of the tests below marked SUBSETFAIL (in 15.2.3.4) fail because
 # the tests assumes that objects can not have more properties
-# than those described in the spec - but according to spec they can 
+# than those described in the spec - but according to spec they can
 # have additional properties.
-# All compareArray calls in these tests could be exchanged with a 
+# All compareArray calls in these tests could be exchanged with a
 # isSubsetOfArray call (I will upload a patch to the es5conform site).
 
 # SUBSETFAIL
 chapter15/15.2/15.2.3/15.2.3.4/15.2.3.4-4-1: FAIL_OK
 
 # SUBSETFAIL + we do not implement all methods on Object.
 chapter15/15.2/15.2.3/15.2.3.4/15.2.3.4-4-2: FAIL_OK
 
 # SUBSETFAIL
 chapter15/15.2/15.2.3/15.2.3.4/15.2.3.4-4-3: FAIL_OK
@@ skipping 253 matching lines @@
 chapter15/15.3/15.3.2/15.3.2.1/15.3.2.1-11-6-s: FAIL
 
 # Array.prototype.reduce - null passed as thisValue to strict callbackfn
 # Invalid test case: http://es5conform.codeplex.com/workitem/29085
 chapter15/15.4/15.4.4/15.4.4.21/15.4.4.21-9-c-ii-4-s: FAIL
 
 [ $arch == mips ]
 
 # Skip all tests on MIPS.
 *: SKIP