Remove the last vestiges of the update-aircraft-db cronjob.

debian/control

@@ -10,7 +10,7 @@ Vcs-Git: https://github.com/mutability/dump1090.git
 Package: dump1090-mutability
 Architecture: any
 Depends: ${shlibs:Depends}, ${misc:Depends}, adduser
-Recommends: python(>=2.5), cron | cron-daemon, curl, lighttpd
+Recommends: python(>=2.5), lighttpd
 Provides: fatsv-data-source
 Description: ADS-B Ground Station System for RTL-SDR
  Networked Aviation Mode S / ADS-B decoder/translator with RTL-SDR software

debian/cron-template

@@ -1,12 +0,0 @@
-## TEMPLATE FILE - This is used to create /etc/cron.d/dump1090-mutability ##
-## The first three lines will be discarded                                ##
-
-# Checks for updates to the VRS aircraft database once a day at around 5am;
-# when an update is available, downloads it and regenerates the JSON data
-# used by the webmap.
-
-# NB: the minute value below is randomly generated on install, to avoid 
-# all installs hitting the server at the same time.
-
-# m h dom mon dow user command
-@MIN@ 5 * * *  @USER@  test -x /usr/share/dump1090-mutability/update-aircraft-database.sh && /usr/share/dump1090-mutability/update-aircraft-database.sh --log-to-file

debian/dump1090-mutability.init

@@ -126,7 +126,6 @@ do_start()
         fi
 
         # create logfile with the appropriate permissions if not already there
-        # (the cronjob running as DUMP1090_USER wants to append to it)
         touch $LOGFILE
         chown "$DUMP1090_USER":root $LOGFILE
 

debian/dump1090-mutability.postinst

@@ -21,8 +21,6 @@ NAME=dump1090-mutability
 CONFIGFILE=/etc/default/$NAME
 SRCCONFIGFILE=$CONFIGFILE
 TEMPLATECONFIG=/usr/share/$NAME/config-template
-CRONFILE=/etc/cron.d/$NAME
-TEMPLATECRON=/usr/share/$NAME/cron-template
 SEDSCRIPT=$CONFIGFILE.sed.tmp
 
 subvar_raw() {
@@ -111,7 +109,7 @@ case "$1" in
             adduser --system --home /usr/share/$NAME --no-create-home --quiet "$RUNAS"
         fi
 
-        # create log if missing; change ownership if needed so the cronjob works
+        # create log if missing; change ownership if needed
         db_get $NAME/log-file
         touch $RET
         chown $RUNAS $RET

debian/dump1090-mutability.postrm

@@ -22,8 +22,6 @@ set -e
 case "$1" in
     purge)
         rm -f /etc/default/dump1090-mutability
-        rm -f /etc/cron.d/dump1090-mutability
-        rm -rf /var/cache/dump1090-mutability
         ;;
 
     remove)