1. Fixed problem width textarea automatic height detection during form resize.
2. JS getFrame function fixed to support pseudo-popups.
3. new JS maximizeElement function for maximizing element till bottom of the window.
4. new method for detecting temp mode for prefix/special: kApplication::IsTempMode
5. new m_SetParam tag. Input parameter format same as form m_Set tag.
6. new parameter "language_id" for kApplication::EmailEventAdmin/EmailEventUser $send_params parameter. Allows to specify language to get event translation from.
7. New errors, that allows user to detect why email event was not sent (empty event translation before/after parsing).
