[JBIDE-16051] corrected label "timeout"->"time out"
[JBIDE-16041] make sure we're always displaying default (null) host correctly
[JBIDE-16058] remove env vars via application#remove (was: var#destroy)
JBIDE-10861 : use selected project by default

Signed-off-by: Fred Bricon <fbricon@gmail.com>