Merge branch 'jk/no-system-includes-in-dot-c'

Compilation fix.

* jk/no-system-includes-in-dot-c:
  wt-status.h: drop stdio.h include
  verify-tag: drop signal.h include
diff --git a/builtin/verify-commit.c b/builtin/verify-commit.c
index 4b9e823..40c69a0 100644
--- a/builtin/verify-commit.c
+++ b/builtin/verify-commit.c
@@ -12,7 +12,6 @@
 #include "repository.h"
 #include "commit.h"
 #include "run-command.h"
-#include <signal.h>
 #include "parse-options.h"
 #include "gpg-interface.h"
 
diff --git a/builtin/verify-tag.c b/builtin/verify-tag.c
index 6fa04b7..f45136a 100644
--- a/builtin/verify-tag.c
+++ b/builtin/verify-tag.c
@@ -10,7 +10,6 @@
 #include "builtin.h"
 #include "tag.h"
 #include "run-command.h"
-#include <signal.h>
 #include "parse-options.h"
 #include "gpg-interface.h"
 #include "ref-filter.h"
diff --git a/wt-status.h b/wt-status.h
index b0cfdc8..77dad5b 100644
--- a/wt-status.h
+++ b/wt-status.h
@@ -1,7 +1,6 @@
 #ifndef STATUS_H
 #define STATUS_H
 
-#include <stdio.h>
 #include "string-list.h"
 #include "color.h"
 #include "pathspec.h"