Updated rc-files for ingest and correctness to require oauth

This enables authentication when talking to GS.
When dealing with correctness day downloads will fail if
not authenticated.

BUG=skia:2930
TBR=jcgregorio

Review URL: https://codereview.chromium.org/727113004
monitoring: Simplify some logging by using glog's Fatalf function.

It seems less work to just call glog.Fatalf with the output string needs
some formatting.

BUG=None
R=borenet@google.com

Review URL: https://codereview.chromium.org/727263002
Add days of commits to the X Axis.

BUG=skia:2930
R=jcgregorio

Review URL: https://codereview.chromium.org/726253003