Merge branch 'master' into stable-5.11
* master: (35 commits)
[releng] japicmp: update last release version
IgnoreNode: include path to file for invalid .gitignore patterns
FastIgnoreRule: include bad pattern in log message
init: add config option to set default for the initial branch name
init: allow specifying the initial branch name for the new repository
Fail clone if initial branch doesn't exist in remote repository
GPG: fix reading unprotected old-format secret keys
Update Orbit to S20210216215844
Add missing bazel dependency for o.e.j.gpg.bc.test
GPG: handle extended private key format
dfs: handle short copies
[GPG] Provide a factory for the BouncyCastleGpgSigner
Fix boxing warnings
GPG: compute the keygrip to find a secret key
GPG signature verification via BouncyCastle
Post commit hook failure should not cause commit failure
Allow to define additional Hook classes outside JGit
GitHook: use default charset for output and error streams
GitHook: use generic OutputStream instead of PrintStream
Update jetty to 9.4.36.v20210114
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Change-Id: I1cf5ab262c67b986e82422c48dfc103e335d28cc
