syck: fix checksum
cvs: use checksummed patches
gcore 1.3 (new formula)
gcore: add 1.3 bottle.

Closes #27616.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>
objective-caml: update 4.01.0 bottle.
coremod 4.2.0
clucene: use checksummed patches
hugs98: use checksummed patches
grass: use checksummed patches
libid3tag: use checksummed patches
Don't check issues on Ruby 1.8.6

The system certs are too old to be able to read from Github, so
don't try to use the Github API on 1.8.6 either.
emacs: use checksummed patches
proctools: use checksummed patches
gdal: use checksummed patches
gobject-introspection: use checksummed patches
lua: use checksummed patches
pygobject3: use checksummed patches
thrift: use checksummed patches
trafshow: use checksummed patches
zpython: use checksummed patches