Porting to autotools
Adds script and data to check model
Search for math (-lm) library in configure
Now configure checks whether GNU Fortran compiler supports -fno-align-commons
Changed package version to match version.h
Removed unnecessary include dir in compiler flags
Better header handling

Better handling of conditional include of mkl specific header.
Removed duplicated header.
Moved header files to src/include

Also removed cblas.h and lapack.h headers (should be provided by the libraries
installed on the system).
Removed old Makefiles and duplicated headers
Fix conditionals in src/graphics/graphics.cpp

Replaced binary operator (&) with boolean operator (&&)
Corrects mkl includes in mat_spec.cpp solver_full.cpp
Adds .travis.yml to enable travis CI
Now compiles with clang compiler
Updates travis.yml: launch test_models after build
Continuous integration

Adds .travis.yml file
Default PERF_LOG to 0
Doxygen documentation

Adds the main doxygen configuration file as well as a few methods documentation
in the matrix library.
Doxygen documentation in progress
Doxygen WIP