fixed icon shortcode when icon- present
changed to version 1.6.11
Merge branch 'update' of https://github.com/andreilupu/pixelgrade-shortcodes into development
update to version 1.6.12
Merge branch 'development' of https://github.com/andreilupu/pixelgrade-shortcodes into development
Merge branch 'development' of https://github.com/andreilupu/pixelgrade-shortcodes into development
Fix warnings