Add mapping for Joomla3 icon classes

This fix provides additional icon-class mappings to support those
Joomla3 icon classes which are not part of the FontAwesome icon class
set.
Update language string
Megamenu: Update core style of megamenu group
Merge pull request #133 from robwent/master

Update language string
Merge pull request #130 from Sophist-UK/improve_joomla_icon_compatibility

Add mapping for Joomla3 icon classes
Font Awesome: Update included font for J3.0 compatible
Megamenu: Add <jdoc:include type=megamenu />
Clean template.php file
Overwrite: Fix Joomla options show_category_heading_title_text
Megamenu: Update <jdoc:include type=megamenu />
Fix megamenu lost config when change menu item in other language
ThemeMagic: Fix frontend view thememagic ?tm=1 when themermode is disabled
Add debug position option in Injection Tab
Clean up coding
LESS: Update less php to v0.4.0
Update bootstrap v2.3.2 style
T3Depend: Clean up code for t3modules and t3positions
Update component layout
T3Blank: Rebuild css
LESS: Update Less JS builder to v1.4.2