Merge pull request #1 from rschaden/master

;)
integrated functionality from test into main app
added paging for query result
finished district map
started working on heat map
fixed heatmap
updated heatmap js
heatmap works now in tabs
added district overview table
some styling
changed to fluid layout
more frontend polish
added history map and table with historic data
changed quantils of historic data to fit data better
check whether location of a report is a point
added improvement from https://code.google.com/p/tikouka/source/browse/trunk/tikouka-appengine/js/heatmap-openlayers.js?spec=svn71&r=71
add swp file to gitignore