Updated steps to run a pre-built final BOSH release

Signed-off-by: Adam Stegman <astegman@pivotal.io>
Merge pull request #44 from adamstegman/fix_readme

Updated steps to run a pre-built final BOSH release
Upgrade to golang 1.3.3
symlink shared scripts to bump submodules
Bump broker to include fix when binding to a service instance that does not exist.

[#82614450].
Fix README documentation for creating integration_config.json.
Bump src/cf-mysql-broker

Bump cloudfoundry/cf-mysql-broker:
Bump src/cf-mysql-broker

Bump cloudfoundry/cf-mysql-broker:
  Asim Praveen and Rob Dimsdale:
     Broker returns 404 when attempting to bind to a service instance that does not exist. ( Travis Success: https://travis-ci.org/cloudfoundry/cf-mysql-broker/builds/41431861 )
Update README to include information on multiple HAProxy nodes.

[#76316382]
Update README to include information about branches.

[#81505072]
Update README url to docs on recovering from accidental push to master.

[#81505072]
Update 'getting the code' section in the README.

[#81505072]
Uncomment service instance upgrade test.

[#83077380]
Update cf cli blob to 6.7.0

[#78057012]
Final release version 15
improved description for external_domain
Add openstack infrastructure template

Signed-off-by: Adam Stegman <astegman@pivotal.io>