* GPG: include signer's user ID in the signature

* Remove double blank from sentence start
* Bump Bazel version to 3.0.0

* pgm: add write stats to BenchmarkReftable
* pgm: add command to convert repo to reftable
* file: implement FileReftableDatabase

* Support for core.hooksPath

* JGit v5.3.6.201910020505-r

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

* JGit v5.1.9.201908210455-r

* Upgrade tycho-extras to 1.4.0

* Error Prone: Increase severity of NonOverridingEquals to ERROR
* Error Prone: Increase severity of ImmutableEnumChecker to ERROR
* GitDateParser#ParseableSimpleDateFormat: Make formatStr private final
* BatchRefUpdateTest: Suppress ImmutableEnumChecker warning
* PacketLineIn: Suppress comparison warnings for END and DELIM
* FileSnapshot#toString: Suppress ReferenceEquality warnings
* Blame: Suppress ReferenceEquality warning for RevCommit instances

* JGit v5.3.1.201904271842-r

* Remove unnecessary type specifications
* Use String.isEmpty() instead of comparing to ""
* Use StringBuilder instead of StringBuffer where possible.
* Replace usage of String.indexOf with String.contains where possible

* RebaseCommand: tighten check for --preserve-merges on --continue
* RebaseCommand: use orig-head to abort
* RebaseCommand: use orig-head in addition to head

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

* Prepare 5.3.0-SNAPSHOT builds

* Upgrade spotbugs-maven-plugin to 3.1.0
* Add header Automatic-Module-Name for Java 9
* Merge branch 'stable-4.9'

* Prepare 4.6.1-SNAPSHOT builds

* ResolveMerger: Use checkoutEntry during abort
* Cleanup double stat update of symlinks in DirCacheCheckout
* Deprecate checkoutEntry variant that accepts File
* DirCacheCheckout: create only one ObjectReader

* Prevent NPE if no CredentialsProvider is registered

* Tweak the handling of remote url in jgit repo.

* Prepare post 3.4.0 RC2 builds

* Add an implementation for HttpConnection using Apache HttpClient
* Introduce an abstraction for HTTP connections

* Add convenience factory method for most used builder pattern
* Don't use internal type FileRepository in public API

* UploadPack: Fix races in smart HTTP negotiation
* PackWriter: Export more statistics
* Do not requeue state vector in stateless RPC fetch
* Wrap excessively long line in BasePackFetchConnection
* Fix smart HTTP client stream alignment errors

* JGit v1.1.0.201109011030-rc2

* PackIndex: Support reading from any InputStream
* Make PackReverseIndex a public structure
* Add String form of PackInvalidException constructor
* Make lookup methods on PackIndex public