v4.1.0-rc2

What's Changed

• Change plugin version to 4.1.0 by @protoism in #489
• removed SDBG Repository by @keinhaar in #490
• Add GWT SDK 2.10.1 by @protoism in #491
• Removed GWT 2.7.0 sdk by @protoism in #493

Full Changelog: v4.1.0-rc1...v4.1.0-rc2