* Suppress API error for RefDatabase.hasFastTipsWithSha1()
* Remove API filters which became obsolete after bumping version to 5.7.0
* Add missing @since tag for ReceivePack#receiveWithExceptionPropagation
* Prepare 5.7.0-SNAPSHOT builds
* Merge branch 'stable-5.6'
* Move ServiceMayNotContinueException handling code from sendPack
* Move exception handling code to the caller
* Do not ignore secondary failure
* Add assertThrows
* PackInserter: Implement newReader()
* Move some strings from DfsText to JGitText
* FileRepository: Add pack-based inserter implementation
* ObjectDirectory: Factor a method to close open pack handles
* ObjectDirectory: Remove last modified check in insertPack
* Exclude file matching: fix backtracking on match failures after **
* Fix path pattern matching to work also for gitattributes
* Add new tests for gitignore/gitattribute pattern matching
* Don't keep empty ignore rules in the ignore node list
* Allow leading/trailing spaces in ignore rules
* Don't crash while parsing ignore patterns
* Allow leading literal '#' and '!' in ignore rules if they are escaped
* Don't trim trailing space if it is escaped with backslash
* Consider only escaping backslash for regular expressions in ignore rules