Revert "Rewrote to not use .ird, turn's out they're not needed"

This reverts commit f8b35fbe83.

libray/libray.py

@@ -19,7 +19,7 @@
 # You should have received a copy of the GNU General Public License
 # along with libray.  If not, see <https://www.gnu.org/licenses/>.
 
-import sys
+
 import argparse
 
 try:
@@ -34,13 +34,11 @@ if __name__ == '__main__':
   parser = argparse.ArgumentParser(description='A Libre (FLOSS) Python application for unencrypting, extracting, repackaging, and encrypting PS3 ISOs')
   parser.add_argument('-v', '--verbose', help="Increase verbosity", action='count')
   parser.add_argument('-o', '--output', dest='output', type=str, help="Output filename", default='output.iso')
+  parser.add_argument('-k', '--ird', dest='ird', type=str, help="Path to .ird file", default="")
   required = parser.add_argument_group('required arguments')
   required.add_argument('-i', '--iso', dest='iso', type=str, help="Path to .iso file", required=True)
   args = parser.parse_args()
 
-  if args.iso:
-    core.decrypt(args)
-    sys.exit()
+  core.decrypt(args)
 
-  print("Not enough arguments given. See --help")