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

libsrc/hyperion/schema/schema-jsonServer.json

@@ -9,7 +9,7 @@
 			"type" : "integer",
 			"required" : true,
 			"title" : "edt_conf_general_port_title",
-			"minimum" : 0,
+			"minimum" : 1024,
 			"maximum" : 65535,
 			"default" : 19444
 		}