Support multiple suburban junctions on same road and same km.

[ziv17]

Current data include these double junctions: Two junctions in same location:road:75,km:38.7,1:1201,2:1349. Two junctions in same location:road:7,km:11.7,1:719,2:4223. Two junctions in same location:road:8599,km:0.5,1:2349,2:9252. Two junctions in same location:road:4313,km:6.5,1:3671,2:9625. Two junctions in same location:road:4311,km:0.0,1:4049,2:9737. Two junctions in same location:road:60,km:157.5,1:7102,2:9926. Two junctions in same location:road:5799,km:0.0,1:9248,2:9954. Two junctions in same location:road:4,km:240.4,1:461,2:10037. Two junctions in same location:road:4313,km:3.3,1:3446,2:10072. Two junctions in same location:road:91,km:6.7,1:1651,2:10579. Two junctions in same location:road:2,km:51.0,1:85,2:10636. Two junctions in same location:road:3517,km:1.8,1:10660,2:10661. Two junctions in same location:road:60,km:18.2,1:7240,2:10689. Two junctions in same location:road:90,km:62.2,1:3783,2:10922. Two junctions in same location:road:8994,km:3.7,1:2763,2:11262. Two junctions in same location:road:3265,km:2.0,1:10163,2:11356. Two junctions in same location:road:3561,km:0.9,1:10243,2:11370. Two junctions in same location:road:553,km:10.0,1:2131,2:11408. Two junctions in same location:road:3521,km:1.5,1:11529,2:11530. Two junctions in same location:road:4771,km:2.8,1:11687,2:11688. Two junctions in same location:road:5854,km:2.7,1:11761,2:11762. Two junctions in same location:road:2410,km:0.0,1:1779,2:12019. Two junctions in same location:road:42,km:84.1,1:11579,2:12177. Two junctions in same location:road:471,km:4.5,1:9701,2:12300. Two junctions in same location:road:444,km:23.1,1:2043,2:12324. Two junctions in same location:road:65,km:41.4,1:12383,2:12384. Two junctions in same location:road:5526,km:0.0,1:12199,2:12414. Two junctions in same location:road:222,km:152.2,1:12457,2:12513.