#297 add favicon, also fix flapjack logo on home page, and width layout
Merge branch 'master' into cosmetics
#298 - cosmetic improvements to email notificaitons
Merge pull request #301 from jessereynolds/cosmetics

Cosmetics
Merge branch 'master' into 295_unknown_critical_separation
prepare 0.7.23 release
add tzinfo-data gem
add gh-296 id to changelog
specify min version of tzinfo for tzinfo-data installation smoothness
update changelog with fix for #302
prepare 0.7.24 release
require activesupport >= 3.2.14
call last_update= from EntityCheck.update_state, fixes #303
fixes #304 - nagios-receiver calling Event#add correctly
Merge branch 'master' of github.com:flpjck/flapjack
improve inline doc
prepare 0.7.25 release
fix last notification times in web UI, closes #306
fixes #307 - end unscheduled maintenance bug from web ui
fixes gh-309 - ack duration in notifications