Set epoch in all packages not in the real repo.

This affects 257 packages.
Set epoch in all tools.

This affects 489 packages.

By setting epoch to 100, we guarantee that our packages will be chosen
before AUR packages when upgrading with AUR helpers such as yaourt.
Add 'docs/misc/epoched'.
viproy-voipkit: s/blackarchlinux/blackarch/ in groups.
perl-cisco-copyconfig: Fix a syntax error.
aircrack-ng-beta: Fix $pkgname.
btaudit: Fix $pkgname.
dpeparse: Fix directory name.
scripts/mismatch: Handle $pkgbase.
ruby1.9-bcrypt-ruby: Fix $pkgname.
pblind: Add to the 'blackarch' group.
dashcam: Fix url.
Merge branch 'unstable' of https://github.com/BlackArch/blackarch