fixed link href attributes
use html folder as base directory
changed guid to md5 sum
wrote tests for css and removed wait dependency
implemented behavior to avoid overriding files unnecessarily
updated root
Merge branch 'change-guid-to-md5-sum' of https://github.com/gibatronic/node-compressor into gibatronic-change-guid-to-md5-sum

Conflicts:
	index.js
	lib/compressor.js
Merge branch 'gibatronic-change-guid-to-md5-sum' into dev