[seahorse-nautilus] Remove INSTALL & MAINTAINERS

[Niels De Graef <nielsdg src gnome org>]

commit 7424c8e860ba40ce4d2554557fdac0370e5da894
Author: Niels De Graef <nielsdegraef gmail com>
Date:   Mon Dec 4 08:54:23 2017 +0100

    Remove INSTALL & MAINTAINERS
    
    * INSTALL is autogenerated and is only correct for Autotools
    * MAINTAINERS file is superseded by the DOAP-file.

 INSTALL     |  365 -----------------------------------------------------------
 MAINTAINERS |    3 -
 Makefile.am |    2 -
 3 files changed, 0 insertions(+), 370 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index f3e0ac9..7dac950 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -10,8 +10,6 @@ EXTRA_DIST = \
        AUTHORS \
        COPYING \
        ChangeLog \
-       INSTALL \
-       MAINTAINERS \
        NEWS \
        README \
        THANKS