Show language code in language item on market
issue #564 ajax will produce a json error if the session is timed out
issue #582 small fix on alerts subscription
small fix on email validation
missing CSRF on url, now added
small fix on Page model
minor fix
update database table version if uploaded language already exist
added functions osc_check_language_update and improved function _need_update
added laguange installation functions and actions
Merge remote-tracking branch 'origin/develop' into develop
added new helper functions for market api urls osc_market_featured_url and osc_market_count_url,
use helpers at market/index.php theme file
change ibrowser to tinyMCEajaxfilemanager plugin, fixed ajaxfilemanagerplugin, all related to issue #570
create folder at upgrade-funcs
change read permissions
Merge branch '570' into develop
Merge branch 'develop' of github.com:osclass/Osclass into develop
CSRF Tokens were missing in a few places
download_fsockopen fixed minor bugs, improved market banner url
Merge branch 'develop' of github.com:osclass/Osclass into develop