make tag transformations hold two states for the edges and the vertices so that we can call the proper functions from each. need to also shortcut for filter
Merge remote-tracking branch 'origin/master' into kk_loki
Fix edge vectors. Was seeing corruption of the Nodes in the map
until started using an allocated vector.
make tile building create the dirs for you
Merge pull request #55 from mapzen/dwn

Fix edge vectors.
Merge pull request #56 from mapzen/kk_loki

Seprate Lua States for Ways vs Nodes Processing, Tile Generation Creates Dirs
Merge branch 'master' of https://github.com/mapzen/valhalla into gdg