When deciding not to wrap add the last token ';' we advanced to.

This fixes Github issue 113, breaking Jupiter notebooks.

lib/Utils/SourceNormalization.cpp

@@ -382,7 +382,10 @@ size_t cling::utils::getWrapPoint(std::string& source,
         }
         // There is "more" - let's assume this input consists of a using
         // declaration or definition plus some code that should be wrapped.
-        return getFileOffset(Tok);
+        //
+        // We need to include the ';' in the offset as this will be a
+        // non-wrapped statement.
+        return getFileOffset(Tok) + 1;
       }
       if (keyword.equals("extern"))
         return std::string::npos;

test/Prompt/DontWrap.C

@@ -228,4 +228,8 @@ int *& RefRPtr = RPtr;
 cIntStarRef(RefRPtr)
 // CHECK: (int *) 0x{{[0-9]+}}
 
+namespace Issue_113 {}
+// Keep the blank space after the using clause.
+using namespace Issue_113; 
+
 // expected-no-diagnostics