v4.4.0

What's Changed

• Client::join API by @texodus in #3143
• Refactor <perspective-viewer> and add tests by @texodus in #3138
• Implement ViewGetMinMaxReq API for Virtual Servers by @texodus in #3140
• Use Arrow IPC in Virtual Server API by @texodus in #3139
• Performance optimization for perspective-server by @texodus in #3141
• Add presize API to <perspective-viewer> by @texodus in #3144
• Redesign theme support by @texodus in #3146

Full Changelog: v4.3.0...v4.4.0