Added editor-styles
Additions of tabs shortcode
Merge master into tabs

Conflicts:
	functions.php
Added dotted column borders in editor-style
Wordrpess 3.9 : [responsiveimage] now rendered correctly when first added to editor
Updated readme with warning notice about dev being undertaken on Wordpress 3.9
Fixed no small image when original image is less that small size
Minor Grunt updates
Upgraded some npm and bower package versions
More npm updates
Updated ReadMe
Update version number