Make literal search the default
Created by: ijt
[note: There is still some work to do on the UI (.* button), saved search compatibility, doc updates. I'm planning to add all of that in this PR.]
Fixes #5374.
Test plan: Add unit tests, e2e tests.
Created by: ijt
[note: There is still some work to do on the UI (.* button), saved search compatibility, doc updates. I'm planning to add all of that in this PR.]
Fixes #5374.
Test plan: Add unit tests, e2e tests.