Fix small typos.
Updated list of API's not implemented

…to include prepopulated_fields and fieldsets and alpha-sorted the
list. Also, very minor text changes, re-wrapping.
Fixed lazy_translation_getter for default_langauge
Update AUTHORS
Added tests for lazy_translation_getter
Included LANGUAGE_CODE into configuration
Fix tests for lazy_translation_getter()
Changed en-us > 'en' to try to avoid breaking Django 1.5.x tests
Merge pull request #106 from mkoistinen/master

Fixed lazy_translation_getter to first check for the default language if requested one isn't available.