fix/expand init.d settings file

init/ubuntu.default

@@ -1,5 +1,19 @@
 # COPY THIS FILE TO /etc/default/couchpotato 
-# OPTIONS: CP_HOME, CP_USER, CP_DATA, CP_PIDFILE, PYTHON_BIN, CP_OPTS, SSD_OPTS
+# Accepted variables with default values -if any- in parentheses:
 
+# username to run couchpotato under (couchpotato)
+CP_USER=couchpotato
+# directory of CouchPotato.py (/opt/couchpotato)
 CP_HOME=
-CP_USER=root
+
+# directory of couchpotato's db, cache and logs (/var/opt/couchpotato)
+CP_DATA=
+# full path of couchpotato.pid (/var/run/couchpotato/couchpotato.pid)
+CP_PIDFILE=
+# full path of the python binary (/usr/bin/python)
+PYTHON_BIN=
+
+# extra cli options for couchpotato, see 'CouchPotato.py --help'
+CP_OPTS=
+# extra options for start-stop-daemon, see 'man start-stop-daemon'
+SSD_OPTS=