Add controls to webm
Follow-up
New options: webm control bar, webm volume
Follow-up
Fix volume
Fix iEl
Fix webm controls-bar handler
Move size attributes into style
Merge pull request #596 from zeird/master

Add post send error notification. Close #587.
Change error message
Fix settings dependance
Version update
Fix images expanding
Follow-up
Make tab title not to show 304