Add router clean_markers.

Place model keep a list of marker-like element
if we need to hide them.
Pass detailed list to info box template
Add detail loop on investment infobox template
Configure links to routers ids

#project
#investment
#organization
Set default maps

home: investment/density
maps: project/desity
Missing detail info: url and acronym

This makes sense only for investment so far.
Fix Tabs and Filter appearance
Hide map type by default.

Map type will appear only for investment maps