srcpkgs/: remove empty actions from INSTALL/REMOVE

srcpkgs/fontconfig/INSTALL

@@ -2,8 +2,6 @@
 # This script builds fontconfig's fonts cache.
 #
 case "${ACTION}" in
-pre)
-	;;
 post)
 	echo "Building fonts cache... "
 	fc-cache -f >/dev/null

srcpkgs/orientdb/INSTALL

@@ -1,9 +1,5 @@
 # INSTALL
 case "$ACTION" in
-pre)
-    # Actions to execute before the package files are unpacked.
-    echo
-    ;;
 post)
     if [ "$UPDATE" = "yes" ]; then
         # actions to execute if package is being updated.

srcpkgs/perl-XML-SAX/INSTALL

@@ -2,8 +2,6 @@
 # This script registers the SAX parser into the registry.
 #
 case "${ACTION}" in
-pre)
-	;;
 post)
 	LC_ALL=C perl -MXML::SAX -e \
 		"XML::SAX->add_parser(q(XML::SAX::PurePerl))->save_parsers()" \

srcpkgs/perl-XML-SAX/REMOVE

@@ -8,6 +8,4 @@ pre)
 		2>&1 >/dev/null
 	[ $? -eq 0 ] && echo "Removed parser from XML::SAX registry."
 	;;
-post)
-	;;
 esac

srcpkgs/xlunch/INSTALL

@@ -3,8 +3,6 @@
 # be an install script here...
 
 case "$ACTION" in
-    pre)
-    ;;
     post)
         mkdir -p etc/xlunch
         APPS=/usr/share/applications