Merge pull request #642 from iceddev/master

bump pg-connection-string to support relative urls for database name
Use 'bindings' module
Bump version
Add Close/CloseComplete messages of wire protocol
Merge pull request #645 from jeromew/patch-1

Add Close/CloseComplete messages of wire protocol
Make sure all dependencies are pinned exactly
Bump version
Add pg-bricks to README Extras

Adding this would be consistent since you list node-any-db and sql-bricks. I chose a position in a list assuming you move from more node-postgres specific to general and abstract.
Merge pull request #647 from Suor/patch-1

Add pg-bricks to README Extras