Removing some variables

They are not very useful.
Removed more not-so-useful variables
Cleanup
Remove this.shown from the selector constructor

It doesn't seem to be used anywhere
Removing some variables

They are not very useful.
Removed more not-so-useful variables
Cleanup
Remove this.shown from the selector constructor

It doesn't seem to be used anywhere
Fix syntax error.
Fix AltGr key press and tests for that.

Fixes issue #12
Merge branch '2012/10/16/cleanup' of github.com:amire80/jquery.ime into 2012/10/16/cleanup

Conflicts:
	src/jquery.ime.selector.js
Fix the swapped maxKeyLength and contextLength values in some input
methods

Also has some small grunt cleanup
All qunit tests pass now
Avoid duplicates in previousLanguages
Explicitly define the margin for language list
Do not fail if ime not present for a language
Selector tests
Added test for issue #26
Merge branch '2012/10/16/cleanup' of git://github.com/amire80/jquery.ime
Merge branch 'amire80-2012/10/16/cleanup'

Conflicts:
	src/jquery.ime.js
Fix bug caused during cleanup merge