Fix handling of dropupAuto.

Previously, any dropup setting was lost after first click.
Added option to change separator character for multiple selections (useful when styling the display as labels, etc)
Remove unused function parameters.
Remove unused variables.
Prefer strict equality
v1.3.5 - fix #332
v1.3.5 - fix #312
Update CONTRIBUTING.md
Improved the keyboard handling with live searches
Prevent form submits from live search
issue #352: format package.json for accpetance into CNDJS
Add composer.json
Fix trailing comma in composer.json
Added hover text to button of selected option
Merge branch 'master' of https://github.com/silviomoreto/bootstrap-select

Conflicts:
	bootstrap-select.js
	bootstrap-select.min.js
v1.3.6 - liveSearch now behaves like typeahead...

as well as numerous bug fixes. fix #406, fix #400, fix #389, fix #335,
fix #327, fix #303, fix #220
Merge pull request #407 from caseyjhol/master

v1.3.6 - liveSearch now behaves like typeahead...
Merge pull request #394 from MisatoTremor/master

Add composer.json
Update composer.json
Update README.md