Added the version of Python I've tested with.

I'm working on making sure it works in Python 3.4.0

p4RemoveUnversioned.py

@@ -1,5 +1,8 @@
 #!/usr/bin/python 
 # -*- coding: utf8 -*-
+# author              : Brian Ernst
+# python_version      : 2.7.6
+# =================================
 
 # todo: have a backup feature, make sure files are moved to the recycle bin or a temporary file.
 # todo: switch to faster method of calling p4 fstat on an entire directory and parsing it's output
@@ -23,7 +26,7 @@ def PressEnter( ):
 def main( ):
     # check requirement
     if os.system( 'p4 > Nul' ) != 0:
-        print 'Perforce Command-line Client(p4) is required for this script.'
+        print( 'Perforce Command-line Client(p4) is required for this script.' )
         sys.exit( 1 )
 
     # Files are added from .p4ignore