Updated to comply with manifest_version 2.
Some dictionaries list words multiple times with different affix rules. Support that.

Fixes #21.
Tests to confirm that words listed multiple times in a dictionary are still checked correctly.
See #21.
Disabling ligature test. I can't find any notes on why it should pass.
Merge branch 'master' of github.com:cfinke/Typo.js

Conflicts:
	typo/typo.js