Removed extra period from Makefile

Removed extra period on line 400 that causes make to fail.
Merge pull request #33 from knalb/patch-1

Removed extra period from Makefile
Add NO_RESCUE_LINKS option and support for FULLDIST (no prunes at all)
Correct typo specifying files/ as the location

Files were required in customfiles/ before any action was taken by the customfiles target
Merge pull request #40 from vrwmiller/master

Correct typo specifying files/ as the location