add date module
add months offset to date
add set & unset methods
add pageate class
add years option
update pagedate
use pagedate module
split link relocation into module, start anotehr function
relocate links from open sections to archived sections
Merge branch 'modules' of github.com:sanbeg/wikisource into modules

Conflicts:
	archive.pl
tighter scoping
refactor block->sub, support dumpiong text
change page_fh from glob to var
refactor some code into a subroutine
add -user & -pass options, fix header level when merging pages
Merge branch 'modules'
create subdirs