ui: Adding option to select columns to display

[davidjumani]

Description

Fixes #5555
Allows users to customize columns to display in the listView

Types of changes

• Breaking change (fix or feature that would cause existing functionality to change)
• New feature (non-breaking change which adds functionality)
• Bug fix (non-breaking change which fixes an issue)
• Enhancement (improves an existing feature and functionality)
• Cleanup (Code refactoring and cleanup, that may add test cases)

Feature/Enhancement Scale

• Major
• Minor

Screenshots (if appropriate):

[davidjumani]

@blueorangutan ui

[blueorangutan]

@davidjumani a Jenkins job has been kicked to build UI QA env. I'll keep you posted as I make progress.

[blueorangutan]

UI build: ✔️
Live QA URL: http://qa.cloudstack.cloud:8080/client/pr/6001 (SL-JID-1144)

[utchoang]

@davidjumani I think the dropdown should be displayed when the user clicks on it instead of hovering over it. In addition, it is possible to allow multiple selections once instead of having to select each item (now each selection will turn off the dropdown).

[davidjumani]

@blueorangutan ui

[blueorangutan]

@davidjumani a Jenkins job has been kicked to build UI QA env. I'll keep you posted as I make progress.

[blueorangutan]

UI build: ✔️
Live QA URL: http://qa.cloudstack.cloud:8080/client/pr/6001 (SL-JID-1161)

[davidjumani]

@blueorangutan ui

[blueorangutan]

@davidjumani a Jenkins job has been kicked to build UI QA env. I'll keep you posted as I make progress.

[blueorangutan]

UI build: ✔️
Live QA URL: http://qa.cloudstack.cloud:8080/client/pr/6001 (SL-JID-1162)

[utchoang]

LGTM!

[nvazquez]

LGTM - manually tested OK