Started working on branch using g-leaflet instead of gwtl project + largish refactorings on server side

 * now uses g-leaflet instead of gwtl project
 * removed BaseLayer stuff
  * now instead of BaseLayer, just add LTileLayer or LWmsLayer as other
layers
  * now "baselayer" flag only live in LayerControlInfo (mimics more
Leaflet API)
 * names from Layers, now "layer names" only live in LayerControlInfo
(mimics more Leaflet API)
updated package name
upped g-leaflet version
fixes issue 9
Updated readme for g-leaflet and changed versions for  0.1.0 release