* BatchRefUpdate: repro racy atomic update, and fix it
* Delete unused FileTreeIteratorWithTimeControl
* Fix RacyGitTests#testRacyGitDetection
* Change RacyGitTests to create a racy git situation in a stable way
* Silence API warnings

* dfs: Take size as long instead of int
* dfs: Read at the aligned position
* dfs: Add a position argument
* dfs: Move the deeply nested code to its own method

* Use https in update site URLs

* Merge branch 'stable-5.5'

* Merge branch 'stable-5.4' into stable-5.5

* Merge branch 'stable-5.3' into stable-5.4

* Merge branch 'stable-5.2' into stable-5.3

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

* Return a new instance from openSystemConfig and openUserConfig

* Prepare 5.6.0-SNAPSHOT builds

* Merge branch 'stable-5.5'

* Update Orbit to S20190827152740 for 2019-09 RC1
* Silence warnings for non-externalized strings

* Prepare 5.5.0-SNAPSHOT builds

* DfsCachedPack: Add accessor for packfile object

* JGit v5.5.0.201908280940-m3

* JGit pgm: make Blame more robust against bogus input

* Apache HTTP: run more tests

* RevWalk: Traverse all parents of UNINTERESTING commits

* Update Jetty to 9.4.20.v20190813
* Delete outdated Orbit target platform definitions
* Update target platform to S20190819183153 (2019-09 M3)
* Exclude SecurityManagerTest from bazel test run

* Merge branch 'stable-5.4'

* Fix generation of surefire report during site generation

* Add missing package dependency to org.junit.runners.model

* Fix error occurring when SecurityManager is enabled

* Merge branch 'stable-5.4'

* Prepare 5.4.3-SNAPSHOT builds

* JGit v5.4.2.201908231537-r

* Merge branch 'stable-5.3' into stable-5.4

* Prepare 5.3.5-SNAPSHOT builds

* JGit v5.3.4.201908231101-r

* Merge branch 'stable-5.2' into stable-5.3

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

* Prepare 5.1.11-SNAPSHOT builds

* JGit v5.1.10.201908230655-r

* Use AtomicReferences to cache user and system level configs

* Fix copy-paste typo in CloneCommand#cleanup

* SystemReader: Use correct constructor of FileBasedConfig

* Merge branch 'stable-5.4'

* Prepare 5.4.2-SNAPSHOT builds

* JGit v5.4.1.201908211225-r

* Merge branch 'stable-5.3' into stable-5.4

* Prepare 5.3.4-SNAPSHOT builds

* JGit v5.3.3.201908210735-r

* Merge branch 'stable-5.2' into stable-5.3

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

* Add missing @since tag on FileTreeIterator#getLastModifiedInstant

* Prepare 5.1.10-SNAPSHOT builds

* JGit v5.1.9.201908210455-r

* Avoid sign extension when comparing mtime with Instant#getEpochSecond
* Fix deprecation in DirCache caused by Instant based DirCacheEntry

* UploadPack: support custom packfile-to-URI mapping

* Externalize error message in ReftableWriter#throwIllegalEntry
* Merge branch 'stable-5.4'