Merge branch 'stable-3.0'

* stable-3.0:
  Upgrade bazlets to latest stable-2.15
  Upgrade bazlets to latest stable-2.14
  Fix typo in CachePatte{r}nMatcherTest name
  Do not propagate ldap_groups cache evictions

Change-Id: I07a25e252ef0622f70c1324f359773982c7b4ad3