JsonUtils & improvements (#476)

* add JsonUtils

* update

* repair

* update

* ident

* Schema correct msg other adjusts

* fix effDel, ExceptionLog, cleanup

* fix travis qt5.2

* not so funny

* use Qthread interrupt instead abort bool

* update services

config/hyperion.config.json.commented

@@ -319,17 +319,18 @@
 	{
 		"enable"        : true,
 		"document_root" : "/path/to/files",
-		"port"          : 8099
+		"port"          : 8090
 	},
 
 	/// The configuration of the effect engine, contains the following items:
-	///  * paths : An array with absolute/relative location(s) of directories with effects
+	///  * paths : An array with absolute location(s) of directories with effects,
+	///            $ROOT is a keyword which will be replaced with the current rootPath that can be specified on startup from the commandline (defaults to your home directory)
 	///  * disable : An array with effect names that shouldn't be loaded
 	"effects" :
 	{
 		"paths" :
 		[
-			"/storage/hyperion/effects",
+			"$ROOT/custom-effects",
 			"/usr/share/hyperion/effects"
 		],
 		"disable" :

config/hyperion.config.json.default

@@ -181,12 +181,12 @@
 	{
 		"enable"        : true,
 		"document_root" : "",
-		"port"          : 8099
+		"port"          : 8090
 	},
 
 	"effects" :
 	{
-		"paths" : ["../custom-effects"],
+		"paths" : ["$ROOT/custom-effects"],
 		"disable": [""]
 	},