json-email-common: can now log same header twice

Multiple events can be applied on a transaction so we may need to
log the same header twice.

The HDR_IS_LOGGED flag was making it impossible. And this system
is usless as email application layer is transaction based.

src/output-json-email-common.c

@@ -270,7 +270,6 @@ json_t *JsonEmailLogJsonData(const Flow *f, void *state, void *vtx, uint64_t tx_
         json_object_set_new(sjs, "status",
                             json_string(MimeDecParseStateGetStatus(mime_state)));
 
-        if ((entity->header_flags & HDR_IS_LOGGED) == 0) {
         MimeDecField *field;
         //printf("email LOG\n");
 
@@ -305,8 +304,6 @@ json_t *JsonEmailLogJsonData(const Flow *f, void *state, void *vtx, uint64_t tx_
             }
         }
 
-            entity->header_flags |= HDR_IS_LOGGED;
-
         if (mime_state->stack == NULL || mime_state->stack->top == NULL || mime_state->stack->top->data == NULL)
             SCReturnPtr(NULL, "json_t");
 
@@ -368,7 +365,6 @@ json_t *JsonEmailLogJsonData(const Flow *f, void *state, void *vtx, uint64_t tx_
 //        FLOWLOCK_UNLOCK(p->flow);
         SCReturnPtr(sjs, "json_t");
     }
-    }
 
     json_decref(sjs);
 //    FLOWLOCK_UNLOCK(p->flow);

src/util-decode-mime.h

@@ -33,9 +33,6 @@
 #include "util-base64.h"
 #include "util-debug.h"
 
-/* Header Flags */
-#define HDR_IS_LOGGED         1
-
 /* Content Flags */
 #define CTNT_IS_MSG           1
 #define CTNT_IS_ENV           2