INT64 -> int64_t + POSIX path in integration test + workaround for static assert
Fixed: Race condition due to bad lock syntax
Fixed: all leaks with the my use of the lib
reorganized tests to reuse CCM_SETUP + minor cleanup
Merge branch 'master' of https://github.com/GregoryGodin/cpp-driver into dev

Conflicts:
	include/cql/internal/cql_connection_impl.hpp