Revert "Test"

This reverts commit bda7bbaa8d4bef76670402f0cb302ca7c1ebeea8.

Conflicts:
	lib/vlad.rb
Revert "Test"

This reverts commit 3eb9dcf1ac0094315584da8ab072ba2d3eaf36b2.

Conflicts:
	lib/vlad.rb
Issue #40: Fixing a test
Test expects "cut -d.." which is not needed. Replacing expectation with
"HEAD" and removing the argument to the revision function.