osm2imc.py: Pass along the verboosity parameter
functions4common.py: [Many, listed below]
- Revert default element listing to individual elements without regex tricks. (buoy_cardinal, buoy_lateral, etc.. instead of buoy_*(
- Added node_array to store lat/lon of nodes for the handling of ways and areas
- Initial detection of element type has been added. Node detection is working. Node detection with multiple alternate tags should work but has not been tested.

Signed-off-by: Shawn Seet <shawnseet@fusionstream.org>