add matrix and vector variable type library
change rc library
add matrix lib in common
add matrix lib in common
add matrix lib
add matrix lib
change sensor library
add attitude library
Merge pull request #27 from spdin/matrix_lib

Matrix lib
Merge pull request #28 from spdin/sensor-2

Sensor 2: re-structurizing
Merge pull request #29 from spdin/attitude

Attitude
Merge pull request #30 from spdin/rc-2

Rc 2: re-structurization