Fast groovy tests: exclude external system integration tests from FastGroovyTestSuite (e.g. GrailsGradleImportingTest)

if editor has selection, reformat only selected lines, when reformat dialog is not shown. Do not take into account processChangedText flag

fix in platform, accounts for PY-6095 as well

Leaking parameters are parameters that "leak" into @NotNull/@Contract annotations.
If a parameter doesn't leak, it cannot be @NotNull and cannot contribute to @Contract annotations.
Inference is run only for leaking parameters.