Add other scripts.
Add git helper scripts.
Add Arch helper scripts.
Add epacman, an Arch packages analyser.
Add dotploy, a dot files management tool.

git-subtree-dir: scripts/dotploy
git-subtree-mainline: 397295ddebd30ac0b9ab497020ebbbf69410f19a
git-subtree-split: 96fbbe0aa3d8d354b78f65329acef082b1e497d3
mencoder.sh: VIM modeline.
extclean.sh: VIM modeline.
git-fixtime.sh: VIM modeline.
git-cleangit.sh: VIM modeline.
git-chparent.sh: VIM modeline.
git-editfile.sh: VIM modeline.
extclean.sh: Change the heading text of flags area.
git-fixtime.sh: Change mutiple commit at the same time.
git-fixtime.sh: Accept any valid git commit range assignment.
git-fixtime.sh: The partial commit hash now could be accepted.
git-fixtime.sh: Separate the assignment command from each other.
git-fixtime.sh: (1/3) Prepare code for later changing.
git-fixtime.sh: (2/3) Add test condition for each commit in the list.
git-fixtime.sh: (3/3) Generate random increasing date for each commit.
git-fixtime.sh: [BUG FIX] `git rev-list` need to be reversed.