Started kuka robot integration with hardware

- Modified PackML state machine to be able to disable unused states
- Added PackTag datatypes for recipe handling
- Started recipe parameter description in json file
- Added schema file for recipe json
- Added state machine drawing for packml

PLC/LibraryCandidates/PackML/DUTs/E_PackMLUnitMode.TcDUT

@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="utf-8"?>
+<TcPlcObject Version="1.1.0.1">
+  <DUT Name="E_PackMLUnitMode" Id="{56f8b8e3-48e3-4607-ac73-c965d4d0058d}">
+    <Declaration><![CDATA[{attribute 'qualified_only'}
+{attribute 'strict'}
+{attribute 'to_string'}
+TYPE E_PackMLUnitMode :
+(
+	INVALID := 0,
+	PRODUCTION := 1,
+	MAINTENANCE := 2,
+	MANUAL := 3,
+	CHANGE_OVER := 4,
+	CLEAN := 5,
+	SET_UP := 6,
+	EMPTY_OUT := 7
+) DINT := PRODUCTION;
+END_TYPE
+]]></Declaration>
+  </DUT>
+</TcPlcObject>