* Merge branch 'master' into next

* ReceivePack: enable overriding filterCommands and executeCommands
* Replace ExpectedException which was deprecated in junit 4.13
* Add org.assertj 3.14.0.v20200120-1926 to target platform
* Replace deprecated junit assertion methods with hamcrest
* Update to Orbit I20200120214610 and JUnit to 4.13

* Prepare 5.3.3-SNAPSHOT builds

* Upgrade Bouncy Castle to 1.61
* Update to Orbit R20190531194818 and rollback update to Ant 1.10.6
* cli: Add the --always option to describe

* UploadPack: Filter refs used for want-ref resolution
* UploadPack: Defer want-ref resolution to after parsing
* Merge branch 'stable-5.0' into stable-5.1

* UploadPack: Rewrite setAdvertiseRefsHook to use ternary operator
* UploadPack: Prevent setting null protocolV2Hook
* UploadPack: Add @Nullable annotations

* org.eclipse.jgit.test/BUILD: Format with buildifier
* Bazel: Consume versions directly from lib:versions.bzl in skylib

* Merge branch 'stable-4.11' into stable-5.0

* Honor CRLF settings when writing merge results

* Add missing @Override annotations in AppServer.TestMappedLoginService

* Add some more missing @Override annotations

* [findBugs] PackWriter.NONE should be final
* [findBugs] Remove reliance on default encoding in Base64
* [findBugs] Fix potential NPE in CleanFilter
* [findBugs] Fix potential NPE in ObjectDirectoryTest
* [findBugs] Fix potential NPE in GcPackRefsTest
* [findBugs] Fix potential NPE in GC
* [findBugs] Fix potential NPE in DirCacheCheckoutTest

* Merge branch 'stable-4.3' into stable-4.4

* Don't use deprecated LockFile constructor
* Fix warnings about unchecked conversion of MergeResult
* MockServletConfig: Fix warning about unchecked conversion of Enumeration
* HugeFileTest: Make Git a class member and open in try-with-resource
* Suppress "unchecked cast" warnings related to UploadPackFactory.DISABLED
* DiffAlgorithms: Fix warnings about variable hiding
* DirCacheBasicTest: Open ObjectInserter.Formatter in try-with-resource
* DirCacheBuilderIteratorTest: Open TreeWalk in try-with-resource
* DirCacheCGitCompatabilityTest: Open TreeWalk in try-with-resource
* DirCacheCheckoutMaliciousPathTest: Open Git and RevWalk in t-w-r
* DirCacheIteratorTest: Open TreeWalk instances in try-with-resource
* ForPathTest: Open TreeWalk in try-with-resource
* GitConstructionTest: Open Git instance in try-with-resource
* IndexDiffTest: Open Git instances in try-with-resources
* ManifestParserTest: Don't use deprecated StringBufferInputStream
* InMemoryRepository: Remove unused RevWalk from batch method signature

* Remove java7 bundle from Maven central scripts
* Prepare 4.2.1-SNAPSHOT builds

* SignedPushConfig: Allow setting a custom nonce generator impl
* PackCertificateParser: return null if nothing was received
* Include push certificates in RefUpdate
* Remove redundant @since tags in new signed push classes

* Silence false null pointer access warnings in PackFile
* Externalize error messages used in ObjectDirectoryInserter

* Add option --orphan for checkout

* Ensure that ssh authentication is retried only in JGit

* Add missing @Deprecated to deprecated fields and methods

* Prepare post 3.2.0-m3 builds

* Remove cached_packs support in favor of bitmaps
* Remove objects before optimization from DfsGarbageCollector
* Simplfy caching of DfsPackDescription from PackWriter.Statistics