it was added for IDEA-97887, which works now anyway
plus add a test for it to ensure it continues to work

build scripts: download artifacts from repo.labs.intellij.net via https instead of http (SDP-433, IDEA-207845)

pycharm scripts: download artifacts from repo.labs.intellij.net via https instead of http (SDP-433, IDEA-207845)

Java: Intention that wraps list/set/map with Collections.unmodifiable - use results of DFA properly (IDEA-93154)

follow-up: c58b792e

Follow-up: 9ed19875
IDEA-197974

[groovy] highlight unresolved reference expressions in static compilation context via annotator (IDEA-201921)

This allows to see them in Inspect Code results.

.. to make it independent from HighlightInfo/HighlightDisplayKey.

[groovy] get rid of compileStatic flag, since all unknown expressions have Object type in @CS anyway (IDEA-201921)

To ensure that they are shown in IntelliJ IDEA only, not in an other IDE with installed Java plugin (IDEA-195719).

tests: add test for SAM conversion in Kotlin for "Suspicious package-private access" inspection (IDEA-CR-43857)

refactor: extract a method from condition in SuspiciousPackagePrivateAccessInspection (IDEA-CR-43857)

Different IDEs have different set of actions in 'Mark Directory as' menu, also declaration of some of these actions would clash with the same actions registered in other IDEs, so we need to register it in IntelliJ IDEA only, not in a separate Java plugin (IDEA-195719).

This action declaration would clash with the same action registered in other IDEs, so we need to register it in IntelliJ IDEA only, not in a separate Java plugin (IDEA-195719).

Support of new/this/ternary qualifiers; substitute return type in trivial case
Reduces number of functions fully checked during "test find functional expressions" from 3650 to 2600 (-29%)