Extension causes high cpu load

[rpus]

• Issue Type: Performance
• Extension Name: duffle-vscode
• Extension Version: 0.3.0
• OS Version: Windows_NT x64 6.1.7601
• VSCode version: 1.38.1

Find more details here: https://github.com/Microsoft/vscode/wiki/Explain:-extension-causes-high-cpu-load

[rpus]

ms-kubernetes-tools.duffle-vscode-unresponsive.cpuprofile.txt

[itowlson]

I believe this happens because the extension is not yet webpacked - it contains a lot of files and these need to be loaded on startup. Thanks for flagging this!