REORG: cli: split dumpstats.h in stats.h and cli.h

proto/dumpstats.h has been split in 4 files:

  * proto/cli.h  contains protypes for the CLI
  * proto/stats.h contains prototypes for the stats
  * types/cli.h contains definition for the CLI
  * types/stats.h contains definition for the stats
diff --git a/src/cli.c b/src/cli.c
index d7de7cb..e15fc8a 100644
--- a/src/cli.c
+++ b/src/cli.c
@@ -38,14 +38,16 @@
 #include <common/base64.h>
 
 #include <types/applet.h>
+#include <types/cli.h>
 #include <types/global.h>
 #include <types/dns.h>
+#include <types/stats.h>
 
 #include <proto/backend.h>
 #include <proto/channel.h>
 #include <proto/checks.h>
 #include <proto/compression.h>
-#include <proto/dumpstats.h>
+#include <proto/stats.h>
 #include <proto/fd.h>
 #include <proto/freq_ctr.h>
 #include <proto/frontend.h>