JBIDE-10861 : use selected project by default

* selecting 1 project + create New Openshift Application unchecks the "create new project" in the wizard and uses the proper name
* selecting 2 projects does nothing
* selecting 1 closed project does nothing
* selecting 1 project + create New Openshift Application from Openshift Explorer does nothing


Signed-off-by: Fred Bricon <fbricon@gmail.com>