fixes stop_keep bug
implement the new way to apply system changes for timesaving
added lib file
Merge branch 'timesave_fix' into ftp

Conflicts:
	Makefile
	files/etc/init.d/piratebox
	files/etc/piratebox.config
fixed merge mistake
sed for php with linktarget var, because in the dependency chain librarybox gets called in front of the extendRoot package for linking