start on impl TFGeometry
- -> +decodeJSON
oops coordinates!
fix init return type
Merge pull request #3 from kenichi/geometry

start impl of TFGeometry
Add implementation of [TFGeometry bbox]
Merge pull request #4 from aranasaurus/master

Add implementation of [TFGeometry bbox]
start TFFeature
changes from review
Merge pull request #5 from jyaganeh/master

Start on TFFeature