Provide context for evaluated functions
Ignore focus and error on IE7 for disabled select2

For disabled components, focus event was triggered.
On modern browser this error was ignored but not on IE7.

This PR save weird focus event and IE7 JS error.
Fix focus issue when select-input has placeholder
change condition to use length
Unbind onpropertychange event handler on destroy for IE8-10
modified version identifiers in descriptors for release 3.4.7
Query term in tags function in select2 3.4 #2141
Merge pull request #2337 from snrmwg/master

Query term in tags function in select2 3.4 #2141
modified version identifiers in descriptors for release 3.4.8
Merge pull request #2332 from FallSe7en/master

Unbind onpropertychange event handler on destroy for IE8-10
Merge pull request #2164 from colemanw/evaluateFix

Provide context for evaluated functions
keyword `this` inside closures referring to wrong object
Merge pull request #2338 from redbmk/master

keyword `this` inside closures referring to wrong object
Azerbaijani translation added.
typo fixed
Merge pull request #2341 from seferov/locale_az

Azerbaijani translation added
Merge pull request #2326 from dawnhammond/feature/2084

Fix issue with dropdown menu getting stuck in IE when using multiselect
formatMatches translation added

formatMatches translation added.
Fixed the issue where multi-line item inside multi list will touch the right end of the container
Merge pull request #2346 from sroe/patch-1

formatMatches translation added