Add onSearchError callback for handling AJAX failures
Merge pull request #117 from janfoeh/ajax-error-handler

Add onSearchError callback for handling AJAX failures
Merge branch 'develop'

Conflicts:
	readme.md
Rev for 1.2.8 release
Fixes #118.
Add ability to select suggestion if it matches typed value. Fixes #112.
Add ability to select suggestion if it matches typed value. Fixes #113.
Merge branch 'master' of github.com:devbridge/jQuery-Autocomplete
Improve caching logic. Make cache key to be combination of the serviceUrl and parameters.
Add ability to limit results for local lookup. Closes #115.