On 16.04, fix:
…/dynamic-graph-python-4.0.0/src/dynamic_graph/dynamic-graph-py.cc: In function 'void exposeCommand()':
…/dynamic-graph-python-4.0.0/src/dynamic_graph/dynamic-graph-py.cc:191:24: error: 'raw_function' is not a member of 'bp'
.def("__call__", bp::raw_function(dg::python::entity::executeCmd, 1), "execute the command")
^

On 16.04, fix:
…/dynamic-graph-python-4.0.0/include/dynamic-graph/python/module.hh:47:26: error: 'exposeEntity' function uses 'auto' type specifier without trailing return type
inline auto exposeEntity() {
^

On 16.04, fix:
…/dynamic-graph-python-4.0.0/include/dynamic-graph/python/dynamic-graph-py.hh:35:25: error: 'stl_input_iterator' is not a member of 'bp'
return std::vector(bp::stl_input_iterator(iterable), bp::stl_input_iterator());
^

Fix issue with roscpp

Remove the roscpp dependency because it is causing issues with the release of the package on ROS2

Release of version 3.5.3.

Update package.xml

[Tests] fix compilation warnings of sphinx

Remove sphinx and subdirectory doc from CMakeLists.txt

I have 4 warnings during the make install of the package about sphinx. I saw with Olivier Stasse and  Florent Lamiraux that it could be deleted because it is not used.

Add dependencies to build in the ROS buildfarm

This reverts commit da71be1c.

This reverts commit 4944617f.

This reverts commit 20979705.