change locked_week to instance method

allows to check whether any week is locked or not, even though by
default, any week before this week should be locked
Merge branch 'update-week'
restrict access to admin pages - closes #17
require login for user pages - closes #18
add error templates
update metaplayeradmin view
script to fill out database with 2014 stuff
clean up admin

get rid of all the commented shit from the original admin file
update all year references
set official season start date
script to add abilities to database
make homepage placeholder
make rules page placeholder
rename images to match database
rename images to match database2
wrote up rules
sort the standings by conference
display opponent party size on set-roster
sql files of initial database
fix rules page title