* [spotbugs] Fix potential NPE in WorkingTreeIterator#isModified

* Prepare 5.11.0-SNAPSHOT builds

* ReceivePack: adding IterativeConnectivityChecker
* Moving transport/internal -> internal/transport

* dfs: use ReftableConfig() constructor in DfsReftableDatabase
* dfs: use RefDatabase API for exactRef in ReftableBatchRefUpdate
* reftable: add OutputStream argument to ReftableWriter constructor
* reftable: read file footer in ReftableReader#allRefs
* reftable: add ReftableReflogReader

* Reuse FileUtils to recursively delete files created by tests

* Fix Javadoc typo

* Prepare 5.4.0-SNAPSHOT builds

* Fix error log message in ObjectDirectory.handlePackError()
* Properly format pack checksums in PackFile.idx()
* Cancel gc if thread was interrupted
* PackFile: report correct message for checksum mismatch
* ObjectDirectory: Clean up logging
* Bazel: Stop using native.git_repository
* ObjectDirectory: extra logging on packfile exceptions

* Merge branch 'stable-5.1' into stable-5.2

* Merge branch 'stable-5.0'

* PackWriter: Fix Eclipse errors about missing Javadoc

* AutoCRLFInputStreamTest: Open auto-closeable resources in try-with-resource
* CleanCommandTest: Open Repository in try-with-resource
* CGitVsJGitRandomIgnorePatternTest: Open OutputStream in try-with-resource
* ArchiveTest: Open auto-closeable resources in try-with-resource
* ArchiveCommand: Create archive output stream in try-with-resource
* ApplyCommand: Open FileWriter in try-with-resource

* LongObjectIdTest: Add back self comparison test
* Format BUILD files with buildifier
* Bazel: Add missing dependency in org.eclipse.jgit.http.test

* dfs: Fix default DfsStreamKey to include DfsRepositoryDescription
* dfs: Shrink DfsPackDescription.sizeMap storage

* Add missing @Deprecated annotation

* JGit v4.0.1.201506240215-r

* CLI status should support --untracked-files

* Add an in-process pack transport for use in tests
* Extract classes for transport within a JGit process

* Merge branch 'stable-3.6'

* Ensure that jgit p2 repository is self-contained

* Add GarbageCollectCommand to porcelain API

* Add ReflogCommandTest#testAmendReflog

* Use only a single ObjectInserter in ResolveMerger
* Define ObjectInserter.Filter to wrap another ObjectInserter
* Allow applications to pass ObjectInserter to Merger

* Prepare 2.1.0 builds
* Merge branch 'stable-2.0'

* Remove ambiguous CheckoutConflictException

* Fix a typo referring to RevFilter as RefFilter
* Execute ReceiveCommands via a method rather than in ReceivePack
* Modify refs in UploadPack/ReceivePack using a hook interface
* Remove PreUploadHook.onPreAdvertiseRefs
* Add an AdvertiseRefsHookChain, similar to the other hook chains
* Allow creating ReceiveCommands with a specified type
* Expose an OutputStream from ReceivePack for sending client messages
* Minor javadoc wording fixes in ReceivePack
* Extract filterCommands as a static method on ReceiveCommand

* Support adding all refs to LogCommand

* Fix boxing warnings in PushProcessTest