batching tasks to reduce the number of events posted to EDT
IDEA-118554 (Inspection suggestion: BigDecimal divide() without specifying a scale and/or RoundingMode)
postfix templates convert configurable postfix list to tree & change store strategy
EA-56674 - IAE: DbFindUsagesHandlerFactory.canFindUsages
adjust offset while looking for selector
EA-56671 - E: Runtime.syscall
related to EA-56292 - NPE: ComboBoxFieldPanel.createComponent
EA-56008 - assert: DatabaseVirtualFileSystem.getProjectSafe
EA-55721 - assert: DbElementImpl.getDataSource
IDEA-124393 Mercurial: Log: user filter applying causes empty log

* special characters shouldn't be removed from username during author/email parsing;
* comment added;
* test changed
IDEA-56033 Mercurial: add support for reverting an uncommitted merge

* confirmation dialog shown before discard changes;
* revert and update error pattern unified;
* common method moved to HgErrorUtil;
* annotations added;
* test added
move normalizeMemberName to debugger view support