Cleas code source into update.py
Fix probleme when no update delay
Support country param on map and heatmap
Remove empty param from map dyna url
No heatmap error on empty data
Merge remote-tracking branch 'frodrigo/master'
Update translations
Increase timeout in update.py to 3 minutes
Store lat/lon in database as numeric type instead of integer

This also fixes a precision isse on lat/lon, which is missing one digit
compared to OSM database.
Add support for start_date/end_date parameters on graph
Add debug information on page /control/lang
Fix unicode encoding on username
Cast Decimal type on lat/lon to float when doing arithmetic on them
Fix Show some errors on errors page
Fix heatmap after numerical lt/lon migration
No need limit on errors page
Fix unicode encoding on username on rss page
Remove non-necessary import from views for utils.website
Fix abs link into byuser page