I have followed the Bluemix/Eclipse instructions to setup the Liberty servers in eclipse. Able to do everything with the Bluemix/eclipse tools except for remote debugging.
You need to ensure that you've done the following:
(1) https://www.ng.bluemix.net/docs/manageapps/app_management.html#Utilities
(2) https://www.ng.bluemix.net/docs/manageapps/app_management.html#devmode
(3) https://www.ng.bluemix.net/docs/manageapps/eclipsetools/eclipsetools.html#remotedebug