Merge pull request #222 from trett/master

KineticPopups some fixes and ported to Qt5
add webkit style Nuvo
Webkit-style urlpreview fixes

- add class for urlpreview images
- add style for rca
minimize svg
polish Nuvo
Fix block size
Merge pull request #226 from samvo/master

add webkit style Nuvo
Merge pull request #225 from trett/master

added delay settings for kineticpopups and font size for chat edit