Add HaXe 3.1.3
libvirt-python: update to to 1.2.5 (must be kept in sync with libvirt!)

libvirt was recently updated to 1.2.5, breaking libvirt-python. This
unbreaks it.
add ShellCheck

Signed-off-by: Ricky Elrod <ricky@elrod.me>
Merge pull request #2921 from CodeBlock/shellcheck

add ShellCheck
Merge pull request #2801 from orbitz/haxe-3.1.3

Add HaXe 3.1.3
Update tor to 0.2.4.22 and tor browser to 3.6.2
Merge pull request #2924 from doublec/tor_0_2_4_22

Update tor to 0.2.4.22 and tor browser to 3.6.2
MuPDF: Add an auto-updater script and update to the latest version.
Add a function to overwrite just the version and sha256 by grepping them
Adding an auto-updater script for qiv and updating it to 2.3.1