unicorn: change default to one worker process, name unicorn.conf
add service management script
frontend: create pids/ and log/ directory before start
fix: GEM_HOME instead of GEM_PATH
service.sh: change working directory before killing
Merge branch 'grape-api'
replace require_relative with require

require_relative causes an error because basepath is unknown
invalidate cached post on new comment
new application setting to disable invitations
new application setting to disable account creation
member API: disable invitations if disabled in conf
Display icons next to links to major sites
move icons to subdirectory
symlink site-icons dir for other themes
Merge branch 'GeniusMusings-master'
items in account menu are list items

remove hard line breaks and wrap each item.
do not style items in account menu as list items
add documentation index
link to documentation in account menu
new icon for link to documentation