0020: notifications table, -//-_types table, corresponding models, types
seed, models, notify trait
0022: intermediate commit
0022: reorganised js files. Now each module registers in main.js
0022: fixed spinner style
0022: back-end intermediate fix
0022: Added front-end speaking with server
0022: automatic check for new notifications every 4 sec
0022: Intermediate commit. Almost works
0022: added template for sql query log (uncomment changed lines to use)
0022: notification SEEMS TO WORK FINE
0022: merge 'develop' into '022-notify'
to be squashed
0016: friends seem to be refactored
0016: fixes
0022: notification fix + add icon and user url in notif dropdown
fix '[track_tile] view not found' and 'property @url not found'
0016, 0022: merge develop into 0022