move vtm-jeo-android to vtm-android-example
remove vtm-jeo-desktop
re-enable GdxMap.keyDown() handler
experiments, testcode
jeo example
gdx poi3d layer
gradle
Merge branch 'playground'
add poi tree
add geoson tile source

- based on a patch sent by: Yang (apachemaven)
- use jackson-core for stream parsing
- rewrite tags, this way one can use the same the for different data
add geojson example tile sources

- add OsmLanduseJsonTileSource
- add layers for buildings and water areas
example: add geojson tiles
theme: river fixed width
Merge branch 'geojson'