updated branding for fairdom, including replacing sysm o-db logo with fairdom
update tags
updated travis to use bundler caching
Merge from mercurial into seek-0.21

Conflicts:
	.hgtags
Merge branch 'seek-0.21' into seek-0.21-merge

Conflicts:
	.travis.yml
	config/initializers/seek_configuration.rb
Merge branch 'seek-0.21-merge'