pidgin/pidgin

Add the 2.14.0 and 2.14.1 ChangeLog entries to the ChangeLog and remove the entries from the 3.0.0 entry.

Testing Done:
None, it's the ChangeLog.

Reviewed at https://reviews.imfreedom.org/r/102/
REVIEWBOARD_URL = "https://reviews.imfreedom.org/"
REPOSITORY = "pidgin/pidgin"
REPOSITORY_TYPE = "mercurial"
LAND_DEST_BRANCH = "default"
LAND_PUSH = False