pidgin/nest

Add all remaining cve advisories from 2016 except for cve-2016-2379
since it doesn't have summary, description, contributor, etc

Testing Done:
Built locally with `dev-server.sh` and verified contents of advisories added

Bugs closed: NEST-43

Reviewed at https://reviews.imfreedom.org/r/507/
REVIEWBOARD_URL = "https://reviews.imfreedom.org/"
REPOSITORY = "pidgin/nest"
REPOSITORY_TYPE = "mercurial"
BRANCH = "default"
LAND_DEST_BRANCH = "default"
LAND_PUSH = False