Remove quotes from Key

#fixes #178, #closes #178

Author: SinghRajenM

NppJSONViewer/NppJsonViewer/JsonViewDlg.cpp

@@ -236,7 +236,7 @@ void JsonViewDlg::DrawJsonTree()
         auto res = PopulateTreeUsingSax(rootNode, txtForParsing);
         if (res.has_value())
         {
-            // This is the case when Notepad++ has JsonViewer Window opened for previous intance
+            // This is the case when Notepad++ has JsonViewer Window opened for previous instance
             // Later on second launch, don't show the error message as this could be some text file
             // If it is real json file but has some error, then there must be more than 1 node exist.
 

NppJSONViewer/NppJsonViewer/RapidJsonHandler.cpp

@@ -81,9 +81,7 @@ bool RapidJsonHandler::String(const Ch *str, unsigned /*length*/, bool /*copy*/)
 
 bool RapidJsonHandler::Key(const Ch *str, unsigned /*length*/, bool /*copy*/)
 {
-    m_strLastKey = "\"";
-    m_strLastKey += str;
-    m_strLastKey += "\"";
+    m_strLastKey = str;
     return true;
 }