Change default pic
Merge branch 'stream_polling_and_sidebar_scroll' of https://github.com/DevYah/coolsoft-13 into stream_polling_and_sidebar_scroll

Conflicts:
	Idearator/app/assets/images/missing.png
Fix css
Merge branch 'stream_polling_and_sidebar_scroll' of https://github.com/DevYah/coolsoft-13 into stream_polling_and_sidebar_scroll