Repackaged

Moved phase point operators and Kronecker-Delta into own function
scripts
Repurposing PPO's

-Renamed stabilizer.m to dwinger.m
-Added sampling.m as main sampling procedure
-Going to repurpose phasepointop.m to create all phase point operators
given the dimension (has partially been done in sampling.m, not
entirely, no changes to phasepointop.m yet)