add tsview_configs parameter support, fixes #26

Author: Alex Bagehot

lib/mapping.js

@@ -377,6 +377,12 @@ var options = {
       param: 'string',
       info: 'string to hash test to a specific test agent. tester will be picked by index among available testers'
     },
+    'tsviewconfigs': {
+      name: 'tsViewConfigs',
+      api: 'tsview_configs',
+      param: 'string',
+      info: 'configs to use when submitting results to tsviewdb (for private instances that have integrated with tsviewdb)'
+    },
 
     // Undocumented/experimental/transitent/deprecated
     'noads': {