adding support for windows to install_puppet
updating install_puppet to support 32-bit windows
Refactor parser specs to be more robust

This removes unnecessary tests and changes the expected output
to only test for the parsed inputs (not testing the default values)
Merge pull request #236 from liamjbennett/windows_instalpuppet

adding support for windows to install_puppet
Merge pull request #244 from justinstoller/maint/master/refactor_parser_tests

Refactor parser specs to be more robust
(QENG-514) Provide the Command Beaker was Ran with in Debug Output

This prints at the end of the run the application & arguments to stdout
if log level is debug *or* if the run failed.
Merge pull request #250 from anodelman/mac-support

(MAINT) add support for osx
Do not destructively consume ARGV

Previously we were calling parse! which has the side effect of deleting
options from ARGV as it recognizes them. To work around this behavior
in previous commits, the desired options needed to be saved before hand.
Simply not mutating ARGV is much easier. Also adds a test.
(MAINT) remove spaces before EOL

- cleanup!
Add option to preserve the built docker image

With the nodeset config option 'docker_preserve_image' we can disable the image deletion.
This is useful when running in CI environments and multiple containers are built using the same dockerfile content and re-used allot of times.
Follow redirects to get root keys script

This URL has changed from raw.github.com to raw.githubusercontent.com,
but the curl command wasn't following redirects. This updates the URL
and also adds the appropriate flag for redirects to protect against any
such future redirects.
(QENG-672) Beaker will ignore host-specific pe_dir if a global pe_dir...

... is set

- check the individual host version setting first then default to the
  global options hash
Merge pull request #246 from justinstoller/feature/master/QENG-514-print_original_command

(QENG-514) Provide the Command Beaker was Ran with in Debug Output
Merge pull request #253 from electrical/docker_image_removal

Add option to preserve the built docker image
Merge pull request #257 from anodelman/upgrade-ver

(QENG-672) Beaker will ignore host-specific pe_dir if a global pe_dir...
Merge pull request #252 from anodelman/maint

(MAINT) remove spaces before EOL
create beaker 1.11.1 gem
(gh-255) GCE metadata value not specified

- do not set nil/'' values as metaData
- do not set metaData at all if there are no values
Merge pull request #256 from anodelman/google-cloud

(gh-255) GCE metadata value not specified
Merge pull request #261 from anodelman/make-gem

create beaker 1.11.1 gem