Merge commit '722771973bd' into patches/lyslyskom22891031
* commit '722771973bd': (6177 commits)
Verify that callablep responses are aligned with reality.
Merge commit '2470270f500c728d10b8895314d8d8b07016e37b' into grubba/typechecker-automap
* commit '2470270f500c728d10b8895314d8d8b07016e37b': (18681 commits)
Removed the old typechecker.
Merge commit '75c9d1806f1a69ca21c27a2c2fe1b4a6ea38e77e' into patches/pike63
* commit '75c9d1806f1a69ca21c27a2c2fe1b4a6ea38e77e': (19587 commits)
Merge remote-tracking branch 'origin/8.1' into per/substrings
GTK1 is deprecated
The old GTK module has been renamed to GTK1.