include grc.zsh and grc.fish in install.sh

README.markdown

@@ -198,3 +198,4 @@ Or for zsh users, append to `~/.zshrc`:
 Add to `~/.config/fish/config.fish` or in a new file in `~/.config/fish/conf.d/`:
 
     source /usr/local/etc/grc.fish
+

install.sh

@@ -21,7 +21,8 @@ cp -fv grc.1 $MANDIR/man1
 cp -fv grcat.1 $MANDIR/man1
 mkdir -p $CONFDIR
 cp -fv grc.conf $CONFDIR
+cp -fv grc.zsh $CONFDIR
+cp -fv grc.fish $CONFDIR
 mkdir -p $PROFILEDIR
 cp -fv grc.bashrc $PROFILEDIR
 
-