Import additional connection information from OSM (trac #1990)

[behrisch]

two tagging schemes are not yet supported by netconvert:

• http://wiki.openstreetmap.org/wiki/Relations/Proposed/turn_lanes
• http://wiki.openstreetmap.org/wiki/Key:turn:lanes

Migrated from http://sumo.dlr.de/ticket/1990

{
    "status": "new", 
    "changetime": "2017-06-06T09:53:52Z", 
    "description": "two tagging schemes are not yet supported by netconvert:\n* http://wiki.openstreetmap.org/wiki/Relations/Proposed/turn_lanes\n* http://wiki.openstreetmap.org/wiki/Key:turn:lanes", 
    "reporter": "namdre", 
    "cc": "", 
    "resolution": "", 
    "_ts": "1496742832752438", 
    "component": "net building (NETGEN, NETCONVERT)", 
    "summary": "Import additional connection information from OSM", 
    "priority": "major", 
    "keywords": "sumo-user", 
    "time": "2015-11-11T05:22:09Z", 
    "milestone": "1.1.0", 
    "owner": "", 
    "type": "enhancement"
}

[behrisch]

@namdre changed keywords from "" to "sumo-user"