Revert "Set epoch in all packages not in the real repo."

This reverts commit 69c16e5f5de6fca47719e004f4c2e34806ea3db1.

The epoch=100 hack is too problematic.

Conflicts:
	broken/bmap/PKGBUILD
	packages/btaudit/PKGBUILD
	packages/firmware-mod-kit/PKGBUILD
	packages/lightblue/PKGBUILD
	packages/nbnspoof/PKGBUILD
	packages/ruby1.9-diff-lcs/PKGBUILD
	packages/ruby1.9-rspec-core/PKGBUILD
	packages/ruby1.9-rspec/PKGBUILD
	packages/viproy-voipkit/PKGBUILD