removed inline css style - added banner to minified versions

Conflicts:
	classes/class-wp-widget-black-studio-tinymce.php
added cssmin to watch task

Conflicts:
	Gruntfile.js
Merge pull request #12 from cfoellmann/css

removed inline css style - added banner to minified versions
Fix comma
css minification
fixed bug introduced in cd06b880461cf1e2e4e08375d05f8222e3523030
version checking with grunt checkwpversion