Changed branch alias to 2.3
Adapted suggests for 2.3
translation support
fix depends in master

master branch only work whis 2.3 (form) - fix composer
Merge pull request #443 from ivan1986/patch-1

fix depends in master
Merge pull request #441 from paulandrieux/datepicker_translation_support

translation support
Update 1-installation.md
Ignore help tooltips from the tab order

Added tabindex="-1" to the help tooltip in order to ignore them in
the tabindex.

This is supported in Chrome 23, Firefox 18, IE8, IE9, and Opera 12.11
fixed logic in checkbox widget

There was a logical case where a <label> element could have been closed but not opened within the checkbox widget - this change fixes this.
allow 2.3 dev for now
Merge pull request #457 from lsmith77/patch-1

allow 2.3 dev for now
Merge pull request #455 from shieldo/patch-1

fixed logic in checkbox widget
Merge pull request #451 from peterrehm/patch-7

Ignore help tooltips from the tab order
Merge pull request #446 from Antek88/patch-4

Update 1-installation.md
Adjust help_label options for tooltip and popover
align tooltip and popover label before help_label will be rendered
make icon configurable
Moved inline JS to base.html.twig and use twitters data-api 
and data-toggle="popover" or data-toggle="tooltip" to initialize the help
to avoid the jquery-error when the lib is included at the bottom
added tabindex exlusion rule from @peterrehn (proposed in #451) for help label tooltip and help label popover
Rebased to current master, included all changes
fixed conflicts