added var to core an some design fixes

examples/linspector.yaml

@@ -1,6 +1,5 @@
 ---
 members:
-
   root:
     name: "root"
     tasks:
@@ -8,7 +7,6 @@
         type: "jabber"
         args:
           rcpt: "hanez@example.org"
-
   hanez:
     name: "admin"
     tasks:
@@ -16,7 +14,6 @@
         type: "mail"
         args:
           rcpt: "admin@example.org"
-
   linspector:
     name: "linspector admin"
     tasks:
@@ -27,15 +24,11 @@
 periods:
   fast:
     seconds: 2
-
   medium:
     seconds: 120
-
   slow:
     seconds: 480
-
 hostgroups:
-
   a:
     members:
       - "hanez"
@@ -48,7 +41,6 @@
         periods:
           - "medium"
         threshold: 2
-
   b:
     members:
       - "hanez"
@@ -61,14 +53,12 @@
         periods:
           - "fast"
         threshold: 2
-
       - class: "tcpconnect"
         args:
           port: 80
         periods:
           - "fast"
         threshold: 4
-
       - class: "tcpconnect"
         args:
           port: 23
@@ -87,34 +77,28 @@
         periods:
           - "fast"
         threshold: 10
-
 layouts:
-
   main:
-
     hostgroups:
       - "a"
       - "b"
       - "c"
     enabled: true
-
 core:
   instance_name: "Master Monitor 01 (monitor01.example.org)"
   max_logfile_size: 1024000
   max_logfile_count: 4
   max_worker_threads: 8
-
+  jsonrpc_backend: False
   members:
     - "linspector"
     - "root"
-
   backends:
     jsonrpc:
       host: "127.0.0.1"
       port: "2323"
       username: "linspector"
       password: "linspector"
-
   tasks:
     jabber:
       host: "example.org"
@@ -123,14 +107,12 @@
       password: "linspector"
       debug:
         - "always"
-
     mail:
       host: "localhost"
       port: 25
       from: "linspector@example.org"
       username: ""
       password: ""
-
     tweet:
       consumer_key: "consumer_key"
       consumer_secret: "consumer_secret"