mocha conversions of tests for 'use-isnan' and 'wrap-iife'
Converting unittests to mocha
Merge pull request #401 from ilyavolodin/mocha

Converting unittests to mocha (refs #397)
added tests for regex-spaces, strict, unnecessary-strict; fixed some types in overview/author notes in other tests.
Merge remote-tracking branch 'upstream/master' into Unittest
added mocha tests for radix and quotes; fixed some of the internals on quotes from vows annotations
Merge pull request #404 from MichaelPaulukonis/Unittest

more mocha conversions from @MichaelPaulukonis