java-decompiler: hide synthetic field assignment
java-decompiler: cleanups

- better signatures
- accurate suppression
- unused symbols
- typos
Better way to ignore invisible configurables
PY-13758 BDD: allow to run several feature files in one run configuration
Merge remote-tracking branch 'origin/master'
FileChooserDialog now supports several files (after review)
extract method object to emulate debugging for anonymous classes, lambdas, etc
Merge remote-tracking branch 'origin/master'