- Adding json udf's. Making the second version of json tables.

added:
  storage/connect/jsonudf.cpp
modified:
  storage/connect/CMakeLists.txt
  storage/connect/json.cpp
  storage/connect/json.h
  storage/connect/tabjson.cpp
  storage/connect/tabjson.h

- Fix utf8 issues with PROXY tables
modified:
  storage/connect/ha_connect.cc
  storage/connect/tabutil.cpp
  storage/connect/tabutil.h

storage/connect/tabutil.cpp

@@ -670,6 +670,22 @@ PRXCOL::PRXCOL(PRXCOL *col1, PTDB tdbp) : COLBLK(col1, tdbp)
   Colnum = col1->Colnum;
   } // end of PRXCOL copy constructor
 
+/***********************************************************************/
+/*  Convert an UTF-8 name to latin characters.                         */
+/***********************************************************************/
+char *PRXCOL::Decode(PGLOBAL g, const char *cnm)
+  {
+  char  *buf= (char*)PlugSubAlloc(g, NULL, strlen(cnm) + 1);
+  uint   dummy_errors;
+  uint32 len= copy_and_convert(buf, strlen(cnm) + 1,
+                               &my_charset_latin1,
+                               cnm, strlen(cnm),
+                               &my_charset_utf8_general_ci,
+                               &dummy_errors);
+  buf[len]= '\0';
+  return buf;
+  } // end of Decode
+
 /***********************************************************************/
 /*  PRXCOL initialization routine.                                     */
 /*  Look for the matching column in the object table.                  */
@@ -685,6 +701,9 @@ bool PRXCOL::Init(PGLOBAL g, PTDBASE tp)
   if (Colp) {
     MODE mode = To_Tdb->GetMode();
 
+    // Needed for MYSQL subtables
+    ((XCOLBLK*)Colp)->Name = Decode(g, Colp->GetName());
+
     // May not have been done elsewhere
     Colp->InitValue(g);        
     To_Val = Colp->GetValue();