JBIDE-13612 (master) use new target platform 4.30.4 w/ updated m2e / m2e-wtp
JBIDE-13629 switch default TARGET_PLATFORM_VERSION to 4.30.5.Alpha
Resolving expression: '': Detected the following recursive expression cycle in 'TARGET_PLATFORM_VERSION': [TARGET_PLATFORM_VERSION, TARGET_PLATFORM_VERSION-maximum] (JBIDE-13629)
add -SNAPSHOT suffix because staged artifacts for publishing to release repo cannot be seen from downstream builds and this blocks running builds this weekend
Change staging URL
Fix typo

Forgot git add before git commit...
JBIDE-13408

* Factorize generate-repository-facade plugin configuration
* Use released version of generate-repository-facade plugin