Format Devise code, fix locales, update DB shema diagram
Fix missing params value
Merge branch 'master' of github.com:otvorenesudy/otvorenesudy-dev
Correct Devise locale format
Change hash attribute to digest
Refactor user views, improve flash messages, configure Devise
Remove unused shared form error messages view
Update header pattern image
Enable custom error views in development
Update iconic logo for social networks
Add landing page carousel draft
Merge branch 'master' into notifications

Conflicts:
	doc/db/schema.dia
	doc/db/schema.png
Fix button title in Devise edit registrations view
Refactor Probe index import/update/delete
Add Subscriptions
Add Subscriptions controller and other resoucres to manage subscriptions
Update configuration files

Signed-off-by: Samuel Molnar <molnar.samuel@gmail.com>
Add default host parameter for mails
Add subscription rake task
Refactor tests and add tests for Subscription