Remove broken gopher link - there's too many buttons

buttons/Makefile

@@ -1,5 +1,5 @@
-FILES = about.png events.png gitweb.png gopher.png home.png library.png \
-	mailman.png media.png office.png services.png stats.png webmail.png \
-	wiki.png gallery.png
+FILES = about.png events.png gitweb.png home.png library.png mailman.png \
+	media.png office.png services.png stats.png webmail.png wiki.png \
+	gallery.png
 RELDIR = buttons/
 include ../common.mk

menu.xml

@@ -9,7 +9,6 @@
  <menuitem title="Wiki" icon="wiki" absolute="true" href="http://wiki.csclub.uwaterloo.ca/"/>
  <menuitem title="Webmail" icon="webmail" absolute="true" href="https://mail.csclub.uwaterloo.ca/"/>
  <menuitem title="Mailman" icon="mailman" absolute="true" href="/mailman/"/>
- <menuitem title="gopher" icon="gopher" absolute="true" href="gopher://csclub.uwaterloo.ca/"/>
  <menuitem title="gitweb" icon="gitweb" absolute="true" href="http://gitweb.csclub.uwaterloo.ca/"/>
  <menuitem title="Gallery" icon="gallery" absolute="true" href="/gallery2/"/>
 </menudefs>