layout algorithm utils
interest_point and geometry refactorization
interest points utils
Small fixes
Update interest_points.cc

Solving warning when compiling with debug
Merge branch 'joan-devel' into interest_points
Added commit number to mmapped data
Merge remote-tracking branch 'origin/interest_points' into release-v0.3.1
Improved matrix implementation to allow fast transpose operation, which returns a matrix with a shared data pointer, but with a transposed shape.
Added tests to optimizer