Added Support for Working with Merge Request Notes

gitlab4j-api-4.8.3

[maven-release-plugin] copy for tag gitlab4j-api-4.8.3

Added Proxy Server Support

• Mods to support using a proxy server (#141).
• Added getOptionalMergeRequest().
• Misc bug fixes.

Java 8 and Optional<> Support

• Now requires Java 8.
• Added support for Optional<> getOptionalXyz() methods (#127).

Added Support for Fetching Subgroups

• Support for subgroup endpoint (#126)
• Cleaned up exception handling in the hook managers (#125)

Added SystemHooksApi

• Added SystemHooksApi and handler to handle System Hook events from the server (#117)

Workaround for GitLab time_estimate bug

gitlab4j-api-4.7.12

[maven-release-plugin] copy for tag gitlab4j-api-4.7.12

Miscellaneous Issue Fixes

• Added printing_merge_request_link_enabled flag support to ProjectApi (#124)
• Added hard_delete support when deleting a user (#123)
• Added ability to create a commit with multiple files and actions (#122)
• Implemented workaround for GitLab API when setting time estimate on an issue (#114)

Accept Merge Request Enhancements

• Added MergeRequestApi.acceptMergeRequest(Integer, Integer) method and clarified the Javadocs concerning the use of merge request IID (#121)

Thread Safety Fixes

This release is mostly related to making GitLab4J-API useable in a multithreaded environment.

• Updated org.gitlab4j.api.utils.ISO8601 so that it is thread safe (#120)
• Added getters for properties of GitLabApi so that a logical copy could be created, also added GitLabApi.duplicate() (#119)
• Added userId into SshKey bean and populating of same (#116)

Issue Time Tracking Fixes

• Fixed time estimate parsing to be in-line with GitLab (#114)