patch 7.4.1384
Problem:    It is not easy to use a set of plugins and their dependencies.
Solution:   Add packages, ":loadopt", 'packpath'.
diff --git a/src/eval.c b/src/eval.c
index bb9a4c5..0d38e11 100644
--- a/src/eval.c
+++ b/src/eval.c
@@ -13785,6 +13785,7 @@
 #ifdef FEAT_OLE
 	"ole",
 #endif
+	"packages",
 #ifdef FEAT_PATH_EXTRA
 	"path_extra",
 #endif