[FIX] fixed compare_exchange_weak bug
[DEBUG] nailed bug down to CAS problem
[FIX] fixed non-C++11 compiler issues
[FIX] warnings removed
[FIX] added C++11 dependency to parallel test
[FIX] fixed very nasty bug (semicolon between while header and body)
[FIX] updated clang in Travis
[FIX] updated clang in Travis
[FIX] updated clang in Travis
[FIX] updated clang in Travis
[FIX] updated clang in Travis
[FIX] updated clang in Travis
[FIX] warning removed
[DEBUG] output queue throughput
[FIX] reduced debug output
[FEATURE] refactored some spin-loops and added pause instruction
[FIX] fixed typo if C++11 is not available
[FIX] added pause waits
[FIX] clean up, reenabled tests
[FIX] fixed travis