Escape regexp special chars

Issue #187
For selecting an IME after toggle, use previous inputmethods also.

If that also not present, go to first input method for the current
language.
Limit the previous languages and inputmethods to size 5
Remove redundant he-kbd layout

This layout is a subset of he-standard-2012
and it's not really needed.
Merge pull request #194 from amire80/remove-redundant-he-im

Remove redundant he-kbd layout
Make the help link work as a simple link
Cleanup whitespace and repeated function calls
Check the right list of languages for language presence

The whole list must be checked rather than just
the recent languages.
Merge pull request #198 from amire80/fix-not-known

Check the right list of languages for language presence
Prepend the previous input methods and languages

Instead of pushing to end of array
Fix display order of Odia in ULS menu as per user.

 The following changes are done:
 * Fix layout order as per user.
 * Fix names of layout as per user.

 I have kept Lekhani layout as it is, as it may be helpful to other
 users.

 Bug: 50782
Merge pull request #199 from kartikm/master

Fix display order of Odia in ULS menu as per user.
Update input method names in or/*.js files
Merge pull request #200 from kartikm/master

Update input method names in or/*.js files
Merge pull request #195 from amire80/make-help-link-link

Make the help link work as a simple link
Merge pull request #196 from amire80/cleanup-selector

Cleanup whitespace and repeated function calls
Merge branch 'sk' of https://github.com/Nikerabbit/jquery.ime into Nikerabbit-sk
Remove unneeded comma
Merge pull request #201 from siebrand/comma

Remove unneeded comma
Update to use jQuery 1.10.1