introduce ProValueMap typedef for brevity's sake

Change-Id: I41b7202acb2889d217d1f437050443bea853ee87
Reviewed-by: Daniel Teske <daniel.teske@nokia.com>

src/shared/proparser/proitems.h

@@ -127,6 +127,8 @@ public:
     void removeDuplicates();
 };
 
+typedef QHash<ProString, ProStringList> ProValueMap;
+
 // These token definitions affect both ProFileEvaluator and ProWriter
 enum ProToken {
     TokTerminator = 0,  // end of stream (possibly not included in length; must be zero)