all parameters in test_round are long now
implemented MPMC test

implemented test with variable number of producers and consumers
implemented spinqueue

implemented queue utilizing a spinlock
Merge branch 'master' of https://github.com/Lorenz-badgers/qtpie
moved queue and test inclusions to seperate header files
fixed capitalization in name of SpinQueue

Queue was not capitalized in Spinqueue, unlike every other Queue.
THis was fixed.