Gallery, canvas things

* Moved gallery to whole viewport
* Added photo thumb actions
* Added photo display animation
[fix] Gallery resize

* Fixed gallery resize event
Gallery, animation speeds

* Adjusted animation speeds
Templates, fixes

* Fixed event templates
Dispatcher, event urls

* Added dispatcher event url
Viewport, links

* Added link catching for viewport
Tab menu
Tabs, scrollbar

* Tweaked scrollbar
* Tweaked tab styles
Gallery, close button
Tabs, styles
Overview styles
Scrollbar things
Header menu, active buttons
Events, gallery null
Timeline, close button
Timeline, map controls

* Moved map controls down
Viewport, headings
Page titles
Gallery, left right
Merge branch 'preview' into dev