Add support for request keywords in gwdatafind.ui

This MR patches gwdatafind.ui to support passing keywords down to requests.get, mainly to control credentials.

changed milestone to %GWDataFind Client 1.1.0

added apiminor label

requested review from @duncan.meacher

approved this merge request

added 15 commits

• 40188c61...937dc8bc - 14 commits from branch computing/gwdatafind:main
• 558d6aff - gwdatafind.ui: add support for request keywords

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added 12 commits

• 558d6aff...e85523ff - 11 commits from branch computing/gwdatafind:main
• ace0b8e5 - gwdatafind.ui: add support for request keywords

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mentioned in commit 000f4220

merged