Add annotations for my perf triage week
Add annotations for my perf triage week

Notes the two CCE regressions due to no longer vectorizing when we shouldn't,
the chap03 hits that are due to how much memory it has available and the
qthreads memory pool bug fix, and the improvement for one of the writing times
with the test update as part of no longer allowing Chapel strings with externs.

CoryMcCartan/chapel,chizarlicious/chapel,chizarlicious/chapel,hildeth/chapel,hildeth/chapel,CoryMcCartan/chapel,chizarlicious/chapel,chizarlicious/chapel,chizarlicious/chapel,chizarlicious/chapel,hildeth/chapel,CoryMcCartan/chapel,CoryMcCartan/chapel,hildeth/chapel,hildeth/chapel,CoryMcCartan/chapel,hildeth/chapel,CoryMcCartan/chapel,CoryMcCartan/chapel,chizarlicious/chapel,hildeth/chapel