patch 7.4.1231
Problem: JSON messages are not parsed properly.
Solution: Queue received messages.
diff --git a/src/proto/eval.pro b/src/proto/eval.pro
index ea2096a..d1f5c3c 100644
--- a/src/proto/eval.pro
+++ b/src/proto/eval.pro
@@ -101,6 +101,7 @@
char_u *v_exception(char_u *oldval);
char_u *v_throwpoint(char_u *oldval);
char_u *set_cmdarg(exarg_T *eap, char_u *oldarg);
+typval_T *alloc_tv(void);
void free_tv(typval_T *varp);
void clear_tv(typval_T *varp);
long get_tv_number_chk(typval_T *varp, int *denote);