Added plugin persistence path to config

cloudcontrol/node/config.py

@@ -46,6 +46,9 @@ class NodeConfigParser(object):
         # path settings
         self.jobs_store_path = config.get('jobs_store_path',
                                           '/var/lib/cc-node/jobs')
+        # plugins persistance
+        self.plugins_store_path = config.get('plugins_store_path',
+                                             '/var/lib/cc-node/plugins')
 
 
 def configure_logging(level):

etc/cc-node.conf

@@ -8,3 +8,4 @@ password=_CC_SERVER_PASSWD_
 # debug = off
 
 # jobs_store_path=/var/lib/cc-node/jobs/
+# plugins_store_path=/var/lib/cc-node/plugins  # it's a file