TSLint compliance

tslintCommon.json

@@ -21,6 +21,11 @@
       , "semicolon": [ true, "always" ]
       , "space-before-function-paren": [ true, "always" ]
       , "trailing-comma": false
+      , "variable-name": [ true
+          , "ban-keywords"
+          , "check-format"
+          , "allow-pascal-case"
+          , "allow-leading-underscore" ]
     }
   , "rulesDirectory": []
 }