Fixed a settings manipulation that was breaking other tests.

The manipulation of ASKBOT_EXTRA_SKINS was breaking widget_tests and
post_model_tests when running the full askbot test suite.
added hashtag option to the social sharing tools
Merge pull request #108 from rodelrod/fix-skin-tests

Fixed a settings manipulation that was breaking other tests.
fixed a bug in the content moderation
fixed some bugs in the UI of tags moderation
added a macro for country flag
small fixes in the user inbox
fixed language parameter in the language navigation
fixed one bug in the language-specific search in the multilingual setup
fixed bug in get_absolute_url for post revision in the multilingual setup
fixed default language on the ask page and made small css adjustments
fixed default language on the ask page and made small css adjustments
Merge branch 'github'
fixed reputation bug on flagging posts
added .all() method to the RelatedObjectSimulator
escaped request.path in the urls
added function "get_last_edited_date" to posts
moved question instructions above the ask form, added editable setting for the instructions
bumped the release number
fixed wrong user name on an error feedback related to accepting of best answer