lbugz: convert to pure python

Since we are now using entry points, this script can call the main
function directly.

lbugz

@@ -11,18 +11,11 @@ This is based on a patch from Mike Frysinger <vapier@gentoo.org>.
 """
 
 import os
-import subprocess
 import sys
 
-args = sys.argv
-path = os.path.normpath(os.path.dirname(os.path.realpath(__file__)))
-pkg = os.path.join(path, 'bugz')
-script = os.path.join(path, 'bin/bugz')
+sys.path.insert(0, os.path.dirname(__file__))
 
-if os.path.exists(pkg) and os.path.exists(script):
-	args[0] = script
-	if 'PYTHONPATH' in os.environ:
-		os.environ['PYTHONPATH'] = path + ':' + os.environ['PYTHONPATH']
-	else:
-		os.environ['PYTHONPATH'] = path + ':'
-	sys.exit(subprocess.call(args))
+from bugz.main import main
+
+if __name__ == "__main__":
+	main()