Add PostgreSQL backups to ignore list
Add make actions open_staging and open_production

These give you easy access to open the correct site.
Add make targets db_staging and db_production

These save you typing a much longer command to look at the databases.
Revert "Add make targets db_staging and db_production"

This reverts commit 3b56c20166e77ddc68c5ed42d9314c3efa602a7b.

Runs rake instead of rails
Adds make targets db_staging and db_production

These make it easier to access the heroku databases
Change db access method to pg:psql
Rename registration_ends_on to deadline
fix as per #107
Registrations available only when registration 
deadline is set.
Use accepting_registrations? 
add feature for event view
update feature wording
Merge pull request #108 from railsgirlslondon/fix-registration-deadline

Fix registration deadline
Added addresses and hosting to sponsors
Added sponsors as hosts to events
Added nice flash if the sponsor doesnt have a full address
Only one host per event
Only show non hosting sponsors in sponsors div
Misc cleanup
Merge pull request #110 from railsgirlslondon/add_hosting_and_addresses

Add hosting and addresses
Add make target for copying production DB to staging