v1.4.7

Added Uncss, Combine media querys, some various config default tweaking, babel es2015, and some bugfixes.

Commits:

• FEATURE switch to cleancss instead of minifycss (f375f)
• README cleaning up old parts (1ede1)
• README add new features to readme (c9743)
• FEATURE better defaults (3c9a1)
• BUGFIX fix issue with gulp scaffold not writing template file (ece25)
• BUGFIX clean up config (92c8c)
• FEATURE add uncss to build (d5b21)
• FEATURE combine media querys (7385a)
• BUGFIX custom template cache name fix (860c4)
• BUGFIX fix issue with env not being found (f2291)
• FEATURE add babel es2015 as default (2b2d7)