Initial Commit to fmm staging
Changed to BRANCH_6 algo
Revert "Changed to BRANCH_6 algo"

This reverts commit fb5beed3e6dcbefdfbe076a86d1c0aedfca59726.
Temporary commit - 09-08-2013
Renamed: fast_matrix_multiplication
Approx 0.75 times achieved
Renamed fast_matrix_multiplication.hpp
0.8 times now
Updated matrix-matrix multiplication code