[Integrated] RFR: Add --no-token flag to git-pr

[Erik Helin]

Changeset: 5c3f278d
Author:    Erik Helin <ehelin at openjdk.org>
Date:      2019-11-26 12:32:27 +0000
URL:       https://git.openjdk.java.net/skara/commit/5c3f278d

Add --no-token flag to git-pr

Reviewed-by: rwestberg

! cli/src/main/java/org/openjdk/skara/cli/GitPr.java
! forge/src/main/java/org/openjdk/skara/forge/github/GitHubHost.java
! forge/src/main/java/org/openjdk/skara/forge/github/GitHubRepository.java
! forge/src/test/java/org/openjdk/skara/forge/github/GitHubHostTests.java