excluded dist files #241
removed version change for package.json
If 'search-enabled' attribute is missing, use value, defined in 'uiSelectConfig.searchEnabled' instead of hard-coded 'true'
Changed the choices.tpl to fix bug with IE groups

Modified all 3 of the choices.tpl.html to fix a bug that was not
allowing IE to render group names. Instead of using {{}} for the name I
switched it to ng-bind syntax.
Added tests to check behaviour of searchEnabled option of default config object.
Merge pull request #329 from kentcooper/fix-ie-groups

Changed the choices.tpl to fix bug with IE groups
Merge pull request #325 from ravensteel/master

If 'search-enabled' attribute is missing, use value, defined in 'uiSelectConfig.searchEnabled' instead of hard-coded 'true'
fix(choices): prevent unnecessary watches when dropdown is closed
Merge pull request #353 from angular-ui/fix-choices-lesswatches

fix(choices): prevent unnecessary watches when dropdown is closed
Merge pull request #317 from hthabet/fix_placeholderWhenSearchFalse

Display placeholder when searchEnable is set to false #241