JSON output

[morganherlocker]

This PR implements tile indexing for:

• nodes
• ways
• relations

The format is line-delimitted json loosely modeled after dynamosm. Example output:

{"type":"node","id":26867554,"lon":-79.9519348,"lat":32.7880476,"version":2,"timestamp":1248618911,"user":"CJack","tags":{}}
{"type":"node","id":26867559,"lon":-79.9567687,"lat":32.7856814,"version":3,"timestamp":1285073654,"user":"rickmastfan67","tags":{"highway":"traffic_signals"}}
{"type":"node","id":26867952,"lon":-79.9289094,"lat":32.7693246,"version":24,"timestamp":1247405753,"user":"CJack","tags":{}}
{"type":"node","id":26867956,"lon":-79.943063,"lat":32.7732642,"version":2,"timestamp":1247417261,"user":"CJack","tags":{}}
{"type":"way","id":4394896,"version":5,"timestamp":1379002193,"user":"maxerickson","closed":false,"node_refs":[26856907,1808058415,26856908,26856937,26856938,26856939,448231541,26856977,448231767,26856985,26856986],"tags":{"name":"Columbus Street","highway":"residential"}}
{"type":"way","id":4395058,"version":7,"timestamp":1410286120,"user":"DKNOTT","closed":false,"node_refs":[26857705,26857706,26857704,1952686814,26857707,26857703,1952658612,1952686755,26857708,1952658580,26857702,26857701,26857709,26857697,-1226231858,-1226231859,26857710,705224031,705473357,705224033,705224034,1952658396,705224035,705224036,705224037,705224038,705224039,705224041,705224042,705224043,705224021],"tags":{"name":"Belle Hall Pkwy","highway":"tertiary"}}
{"type":"way","id":4395062,"version":2,"timestamp":1272137853,"user":"westendguy","closed":false,"node_refs":[26857697,705473378,705473356],"tags":{"name":"Tea House Ln","highway":"residential"}}
{"type":"way","id":4395064,"version":4,"timestamp":1410286148,"user":"DKNOTT","closed":false,"node_refs":[-1226228851,26857700,705223861,705223863,705223864,705223865,705223866,705223867,705223868,26857742,705473379,705473380,705473381,705473355],"tags":{"name":"Fern House Walk","highway":"residential"}}
{"type":"way","id":4395955,"version":18,"timestamp":1407432406,"user":"Omnific","closed":false,"node_refs":[26867513,1808058417,26867514,26867535,100635954,26867544,459275784,26867546,459157656,459157653,-1291855488,459157801,105015830,1347363882,26867548,26867549,-1291855490,26867552,26867553,-1586784481,920224129,26867554],"tags":{"name":"Spring Street","oneway":"yes","highway":"secondary"}}
{"type":"way","id":4396091,"version":8,"timestamp":1391901143,"user":"RoadGeek_MD99","closed":false,"node_refs":[26868133,26868385,440810483,26868137,26868401,440802322,26868403,26868404,26868326,340322200,26868423,26868424,26868344],"tags":{"name":"South Battery Street","highway":"residential"}}
{"type":"way","id":4396097,"version":12,"timestamp":1393506344,"user":"RoadGeek_MD99","closed":false,"node_refs":[26867952,440707073,-1602401643,26868322,440710254,440801109,440710422,440732769,440710396,440802323,26868233,26868129,440810492,440710369,26868124],"tags":{"name":"Murray Boulevard","oneway":"yes","highway":"tertiary"}}
{"type":"relation","id":5558870,"version":1,"timestamp":1444009230,"user":"samuelestabrook","members":[{"id":373847288,"type":"way","role":"inner"},{"id":292587531,"type":"way","role":"outer"}],"tags":{"name":"Marriott Parking","type":"multipolygon","amenity":"parking","addr:city":"Charleston","addr:street":"Lockwood Drive","addr:postcode":"29401","addr:housenumber":"35"}}
{"type":"relation","id":6019784,"version":1,"timestamp":1456889135,"user":"Orionn","members":[{"id":401129768,"type":"way","role":"outer"},{"id":401129769,"type":"way","role":"outer"}],"tags":{"area":"yes","name":"Climbing Wall","type":"multipolygon"}}
{"type":"relation","id":6070504,"version":1,"timestamp":1458568704,"user":"Yoshinion","members":[{"id":404933427,"type":"way","role":"outer"},{"id":404933428,"type":"way","role":"inner"},{"id":404933429,"type":"way","role":"inner"}],"tags":{"type":"multipolygon","aeroway":"taxiway"}}
{"type":"relation","id":6070505,"version":1,"timestamp":1458568704,"user":"Yoshinion","members":[{"id":371906456,"type":"way","role":"outer"},{"id":371906455,"type":"way","role":"outer"},{"id":404933436,"type":"way","role":"outer"}],"tags":{"area":"yes","type":"multipolygon","aeroway":"runway"}}
{"type":"relation","id":6070506,"version":1,"timestamp":1458568704,"user":"Yoshinion","members":[{"id":371906455,"type":"way","role":"outer"},{"id":404933435,"type":"way","role":"outer"},{"id":404933434,"type":"way","role":"outer"}],"tags":{"area":"yes","type":"multipolygon","aeroway":"runway","surface":"concrete"}}

cc @rclark