Separate copyright bumps in a different commit.
A lot of files only had the copyright change at this point; these
were probably changes I added separatly in other patches but just
split these in a different commit instead to simplify git stats
Change-Id: I93cf3fc1c0fa04ee743a79c3fe9768933e6bd0d2
Some enums were redefined in lib/include/mc_perf_event.h in commit
1284060 ("support PERF_TYPE_{HARDWARE|HWCACHE} in perf_event_open")
Change-Id: I1a98699955ca7fd6135b2a7dde72ed4df77b1974