IDEA-123142 Cannot specify default (no) package in Command Line App project template.

(cherry picked from commit d3eebf39bc9f92f64d5daeddb7a74fc9f5aa526d)
IDEA-108515: Update Resources on frame deactivation should not perform compilation [rev by Jeka]
'setMaskProvider' method restored and moved to API (used in 'presentation assistant' plugin) [rev by Roma Sh.]