Example app Less styles
Different CSS formatters support
Different CSS formatters tests
Fixed test environment
Fixed typo with Stylus file extension.
Merge branch 'fix_tests' into css_formatters
Useless grep on Makefile
Unrelated comment removed.
CSS files for minimal example app
Removed Makefile. It's deprecated. Use "grunt test" instead.
README should reflect that Makefile was deprecated and removed.
Merge pull request #427 from ignlg/css_formatters

feat(generate): Add CSS formatters (Less, Stylus, Plain CSS)

Add CSS formatters (Less, Stylus, Plain CSS) to the example app generator

Add test environment.

Examples:
`$ socketstream new app_name` (CSS)
`$ socketstream new app_name -s` (Stylus)
`$ socketstream new app_name -l` (Less)