codenvy/platform-api — pull request #88 by stephanedaviet (2014-10-17 13:00:54+00:00)
Title: Fix IDEUI-221 Better app health check

Note: Commit replayed because erase by newer one (2c8e6d erased by
c80bda).

Enhancements made:
* if HEAD method is not supported, there's a fallback on GET one,
* all 1xx, 2xx and 3xx are now considered as working status code.