Link to timestamps in documentation.
Allow nested Raw queries

* Do the recursive step on constructor
* Splice in parameter strings based on ? indexes
* Concat bindings
Only nest raws when the sql is a string
transactions
create if not exists
bugfix: index disruption
fix transactions
Unit test for nested raws
fix for using a pgConnectionString, the parsed connection string settings will be set in the connectionSettings of the knex object.   Without this, some features like columnInfo() will fail when connecting to a database with a pgConnectionString
Don't use "collate nocase" in sqlite order by, because it makes things terrible slow, because no index is used.
Removed "collate nocase" in test order by.
Correct git url
Fix for test adaption
Fix typo
Merge pull request #399 from ahutchings/patch-1

Fix typo
package.json: change bluebird dependency to >=1.2.0

Due to the fact that I'm using a newer version of npm this also sorted all the
entries.
Merge pull request #401 from jut-io/bluebird-upgrade

upgrade bluebird to v2.2.2
chainable-first method for MySQL
Minor change to the CLI help text

Change the help text for the --env command to say 'process.env.NODE_ENV' instead of 'process.NODE_ENV'
Merge pull request #413 from briandela/patch-1

Minor change to the CLI help text