Update dockerpty -> 0.2.3

Signed-off-by: d11wtq <[email protected]>

Merge pull request docker#321 from orchardup/update-install-docs-for-…

…0.5.1

Update install docs for 0.5.1

Merge pull request docker#307 from orchardup/ship-0.5.0

Ship 0.5.0

Merge pull request docker#256 from orchardup/ship-0.4.2

Ship 0.4.2

Add sanity check to OS X build script

Merge pull request docker#202 from orchardup/ship-0.4.0

Ship 0.4.0

Merge pull request docker#146 from orchardup/ship-0.3.2

Ship 0.3.2

Remove venv before building on OS X

Merge pull request docker#131 from orchardup/ship-0.3.0

Ship 0.3.0

Ship 0.2.2