HPCC-11222 Use DelayLoadedWidget where possible

Removed unused references.
CreateDetails would not open the LF Details Page correctly.

Fixes HPCC-11222

Signed-off-by: Gordon Smith <gordon.smith@lexisnexis.com>
Merge pull request #5840 from GordonSmith/HPCC-11222

HPCC-11222 Use DelayLoadedWidget where possible

Reviewed-By: Miguel Vazquez <miguel.vazquez@lexisnexis.com>
Reviewed-By: Richard Chapman <rchapman@hpccsystems.com>