This makes dynamic-graph-bridge-v3 compiles on 16.04 LTS.

Move master branch to v3.

Leads to resize with garbage value

TODO: where to set the size of angleEncoder_?

This is necessary to include tf in the library to be linked with.

robot_model->njoints has the kinematic tree

Conflicts:
	CMakeLists.txt
	cmake
	include/dynamic_graph_bridge/sot_loader.hh
	package.xml
	src/sot_loader.cpp

Add proper dependence to the SoT packages.