fixes #54 (right margin of navbar in full width layout)
margin added between icons and text in buttons
Link button type addded, switched to concat mode on button styleClass
property (to be able to create larger/ smaller buttons)
Fix for tooltip not being hidden after moving the mouse off it.
new feature: set page width model to use (full, fluid or fixed)
Merge branch 'dev-widthselector'
fix default style for Bootstrap 3+ buttons
page width implemented for footer too
Support added for fixed navbar & change target for the "menu" button for
a collapsed left column menu.
Select2 picker upgraded to 3.4.6
fixes #45 (layout of Select2 picker in form-horizontal)
fixes incorrect rendering of combo/listbox in 3d themes
Fixes comboboxes being rendered only half in the CKEditor in rich text
fields (#25)
Added 2 new themes: bootstrapv2_base and bootstrapv3_base to be used in
combination with customized Bootstrap versions (loads all resources
except the Bootstrap CSS)
support for Bootstrap v2.3.1 removed (bootstrapv2.3.1 theme is
redirected to v2.3.2)
demo database added (based on ExtLib demo db with a couple of additions
specific for Bootstrap4XPages)
debug toolbar dependency removed from demo db
Fixes #59
improve layout of the picker dialogs (added Bootstrap styles to buttons,
updated margins)
Added standard Bootstrap META viewport tag to HEAD