Add monkey patch for azure-sdk-for-ruby 0.6.4
create_container when ContainerNotFound
upload and remove old logs
Merge pull request #10 from nurse/azure-upload

Azure upload
Refine the log substitution pattern for BuildID.
Add a diff subst pattern.
add filter for retry timedout
use next for proc instead of return
Merge pull request #11 from nurse/azure-upload

Retry on timeout
Merge remote-tracking branch 'origin/master' into rubyci