Merge pull request #189 from anodelman/make-gem

create beaker 1.8.2 gem
google cloud integration
add firewall to google default network for given project

- to ensure that pe ports are open
added retry for network failure errors
split out google compute related code to its own class

- tidy!
added yard documentation to google compute code + new platform class

- we like docs!
- i should do this more often!
- please don't check for grammar
(QENG-382) Acceptance tests use curl's default ssl settings

- create curl_on dsl extension that wraps curl, it adds --sslv3 to curl
  commands when they are being run on pe test hosts