small updates
Merge pull request #61 from yvesvanbroekhoven/master

Added default mailer layout to installer
Add collapsible page tree JS module
updated form
updated general style chosen element
updated edit view, fieldset.actions
updated edit view, fieldset.actions part 2
Merge pull request #62 from clrblnd/article-detail-sidebar

general style updates to sidebar, basic UI elements etc..
Merge pull request #63 from yvesvanbroekhoven/master

Fixed missing <td> bug in collapsible pages tree JS module
small update to user profile
updated main nav
basic styling update
added dashboard custom widget: stats
updated dashboard, added notes style
started refactoring panel css styles
dashboard panels ready
refactored lalala specific show view panels
Merge pull request #65 from clrblnd/user-profile-behaviour

Major panels refactoring
Fixed collapsible tree bug running outside scope
Fixed bug chosen multiple search field height
Added locale exclude option