Update postgresql_adapter.rb

Need to surround db name with quotes for Postgresql
remove 3 from rails support

it's actually 3+
console task for playing around locally
run migrations from all registered migrations paths
make tld_length configurable in Apartment
Merge pull request #112 from funkydrummer/configurable-tld_length

make tld_length configurable in Apartment
Merge pull request #111 from linki/support_multiple_migration_paths

run migrations from all registered migrations paths
Merge pull request #109 from reedlaw/development

Update postgresql_adapter.rb
Explain many-to-many excluded models
migration tasks now enhance originals

This means they no longer depend on db migration tasks

Instead they can optionally 'enhance' these tasks to run tenant migrations after
first step towards removing the word database
more removal of the word 'database'
Merge branch 'feature/database_deprecations' into development
todo updates
Merge branch 'master' into development
release 0.24.0
readme updates
oops, enhancements cant be loaded before rails tasks
conflicts
release 0.24.1