spinning to a higher number
rename NoSyncRand, provide a static helper for it
adding shutdown
more fun on spinning
manual executor-like service
refactoring
Using mod in the spin loop.

This makes it look like more of an apples-to-apples comparison. The loop count is lower now so that the JIT can more quickly recognize the noop.
Merge branch 'master' of github.com:yshavit/java-profiling-breaker

Conflicts:
	SpinWork.java