comment product method
Remove old, commented code.
add timers, fix indentation
Parallelized compose.
Made product non-static to use a class lock on mList.
Added timers to compose.
Moved code to consolidate compose at bottom of class  for readability.
fix product method description
fix bug where multiple threads can find the same monomial, queue up and then add multiple times
removed perf timers
Merge pull request #26 from kryptnostic/feature/efficient-compose

Feature/efficient compose