keepass: Bump version to 2.28
xapian: update from 1.2.8 to 1.3.1
xplanet: fix giflib update
coqPackages.containers: correct sha256 for the tarball
coqPackages.containers: set broken to false
python: get rid of ssl module as it's always builtin
remove pythonPackages.ssl reference
coqPackages.tlc: new expression
Merge pull request #4446 from nathanielbaxter/dev/keepass

keepass: Bump version to 2.28
awesome: generate manpages
fix mirror
pleasant ruby
some improvements
add libs to GEM_PATH
stop using gross dependency resolution
allow importGems to override cp args
include patches
correctly implement patching
further improvements to patches and build process
more gem improvements