SABnzbd - Update replace_for.py to work with V.4.0.0

Sabnzbd Version 4.0.0 (current beta) introduced a couple of input variables, that weren't available in the versions before.
This PR fixes the two scripts in the Guide, so they are compatible with earlier and V4+ versions


https://sabnzbd.org/wiki/scripts/pre-queue-scripts#toc3

docs/Downloaders/SABnzbd/scripts/replace_for/replace_for.py

@@ -20,7 +20,12 @@ import os
 import os.path
 
 try:
-    (scriptname, directory, orgnzbname, jobname, reportnumber, category, group, postprocstatus, url) = sys.argv
+    try:
+    # Parse the 18 input variables for SABnzbd version >= 4.0.0
+    (scriptname, nzbname, postprocflags, category, script, prio, downloadsize, grouplist, showname, season, episodenumber, episodename, is_proper, resolution, decade, year, month, day, job_type) = sys.argv
+except ValueError:
+    # ...or 11 variables for earlier versions
+    (scriptname, nzbname, postprocflags, category, script, prio, downloadsize, grouplist, showname, season, episodenumber, episodename) = sys.argv
 except:
     print("No commandline parameters found")
     sys.exit(1)    # exit with 1 causes SABnzbd to ignore the output of this script