Clone only latest version of builpacks

You dont need the buildpack history, so save bandwith and space
Myself (alanjds) added to AUTHORS
AUTHORS got alphabetical again
include libmagiclwand-dev to get magick wand headers
use the libmagickcore-dev which is a dependeecy of magicwand
Merge pull request #20 from alanjds/patch-1

Clone buildpacks with --depth=1
Merge pull request #21 from nolman/master

update packages so that rmagick can install
Fixed build error 1 by adding short delay to build script
Removed newline from end of file
Merge pull request #23 from offerijns/master

Fixed build error 1 by adding short delay to build script
Use Dockerfile to build the container
bugfix
Remove apt cache to make the container lighter
Nuke bpwatch until upstream issue is fixed :rocket: :fire:
Merge pull request #26 from rhy-jot/2013-08-16/python-bpwatch

Replace bpwatch until upstream issue is fixed
Merge pull request #24 from Kloadut/master

Build the container with standard Dockerfile
Add run-cli command to run commands in the app env
Rename to /exec
Merge pull request #27 from asm89/add-run-cmd

Add run-cli command to run commands in the app env
Merge remote-tracking branch 'upstream/master'