python: fix exposion of the version

python: fix import

python: install lib inside site-packages/eigenpy

Towards a full CMake export of the project

Almost ready for generating packaging

Not working so well

no need to compile it again

Improve conversion checking

Allows to convert a np.array of dimension 1 into any Eigen::Vector Row or Col major

Fix another compilation issue on WIN32

cmake: fix compilation issue on WIN32

cmake: sync submodule

Fix install directory, address #116

The pkg-config template uses the _FULL_ variables while the install happens without the prefix.
This addresses #116