Refactored matrix handlers
Using rsqrt() for normalization
Refactored matrix multiplication handlers
Renamed matrix operation handlers
Added row-major matrix handlers.
Added test cases for matrix multiplication
Added determinant test cases
Removed order-specific handlers for det(), tranpose(), and inverse()
Fixed column-major matrix handlers
Removed row-major matrix multiplication handlers
Added code for calculating determinants of larger matrices
Added code for inverting larger matrices
Fixed det test case
Added code for transposing larger matrices
Fixed spurious array dimensions with temporary variables
Checked in work-in-progress
Added dimension info to temporary variables
Adjusted dimension preservation rules
Added dimension transfer for mv_mult
Took out helper functions