Don't offer to download source by maven for artifact with 'system' scope
IDEA-98459 Groovy: Signature change cannot handle methods with string names
testng: write temp file with link to params in UTF-8 (IDEA-98764)
default methods: check unrelated defaults (IDEA-91685;IDEA-98792)
default methods: filter out defaults from anonymous completion (IDEA-98954)
customization: do not hide icon if action is on the toolbar (IDEA-99000)