software/pureftpd: Updates software release to be python3 compliant

*  Updates component/pureftpd url to 1.0.49 version because the one provided do not exist anymore (the 1.0.46 version exists now under the path [https://download.pureftpd.org/pub/pure-ftpd/releases/obsolete/pure-ftpd-1.0.46.tar.bz2](https://download.pureftpd.org/pub/pure-ftpd/releases/obsolete/pure-ftpd-1.0.46.tar.bz2))
*  Deletes explicit slapos.toolbox dependency because it's automatically installed by monitor stack

component/pure-ftpd/buildout.cfg

@@ -3,8 +3,8 @@ parts = pure-ftpd
 
 [pure-ftpd]
 recipe = slapos.recipe.cmmi
-url = https://download.pureftpd.org/pub/pure-ftpd/releases/pure-ftpd-1.0.46.tar.bz2
-md5sum = efce5529c1f0a39dafdd532c619503f1 
+url = https://download.pureftpd.org/pub/pure-ftpd/releases/pure-ftpd-1.0.49.tar.bz2
+md5sum = b7025f469711d88bd84a3518f67c1470 
 
 # See https://download.pureftpd.org/pub/pure-ftpd/doc/README for more configurations
 # We need the trick about UPLOAD_PIPE_FILE and UPLOAD_PIPE_LOCK so that the files are created inside the $CWD/var/run

software/pureftpd/buildout.hash.cfg

@@ -15,4 +15,4 @@
 
 [instance-profile]
 filename = instance.cfg.in
-md5sum = c352c6f11b7a00dca0a544f7ecddeb52
+md5sum = 134ed1cf1f6de63b14425031eb5c9043

software/pureftpd/instance.cfg.in

@@ -32,12 +32,9 @@ plugin = ${:etc}/plugin
 pureftpd-dir = ${:srv}/pureftpd/
 
 [check-port-listening-promise]
-recipe = slapos.cookbook:promise.plugin
-eggs =
-  slapos.toolbox
-output = ${directory:plugin}/${:_buildout_section_name_}
-content =
-  from slapos.promise.plugin.check_port_listening import RunPromise
+<= monitor-promise-base
+module = check_port_listening
+name = check_nginx_port.py
 
 [pureftpd-listen-promise]
 <= check-port-listening-promise

software/pureftpd/software.cfg

@@ -9,13 +9,16 @@ extends =
 parts =
   slapos-cookbook
   instance-profile
+  
+  
+[python]
+part = python3
 
 
-# force to install plone.recipe.command and slapos.toolbox as it will be used during instanciation 
+# force to install plone.recipe.command as it will be used during instanciation 
 [slapos-cookbook]
 eggs +=
   plone.recipe.command
-  slapos.toolbox
 
 
 [instance-profile]