Merge pull request #8 from longnguyen11288/master

Added support for golang 1.3.(1,2,3) for offline buildpacks.
Update simplest test to Go 1.3.3
Bump version to 1.0.4
Updating to latest buildpack-packager

[#80134622]
Add "set -euo pipefail" to bash scripts

This causes more errors to be thrown, and forces us to write safe scripts.

[#79735118]
Ignore build output
Bump compile-extensions for safer bash scripts [#79735118]
Improve error message for unpackaged offline dependency

[#80403676]
Disable "unsetenv" test for virtualenv

[#79735118]
make sure $3 is set
Improve error message for non-existent resource (online buildpack)

[#80403676]
export GO_GIT_DESCRIBE_SYMBOL from env_dir

Removing the special case treatment of this entry fixes
building in environments without env_dir support.
update to newer godep
Fix README with Machete instructions

[#82692644]
Update buildpack submodules [#83504664]
Ignore /src/golang.org in fixtures
Update to use new compile-extensions

- Change bin/compile to use translate_dependency_url for curl
- Pipe file to tar instead of writing to filesystem
- Missing-resource error message varies according to is_cached result

[#83504664]
Merge branch 'master' of https://github.com/cloudfoundry/go-buildpack
Update buildpack to use manifest.yml [#83886038]
Merge remote-tracking branch 'upstream/master' into merge-dec-8

Conflicts:
	bin/compile