Bump default version for generated PKGBUILDs.

Signed-off-by: Magnus Therning <magnus@therning.org>
Update packages found in 7.8.

Signed-off-by: Magnus Therning <magnus@therning.org>
Fix the name of the ghc 7.8 packages file.

Signed-off-by: Magnus Therning <magnus@therning.org>