…evelopment

…idation for integers in custom value

… to hour on dropdown

…anslation for unit.sec.in.rate.enter

…t value to custom input if nonstandard value

- Update unit edit logic for useEffect more
- Change custom sec in rate to require enter
- Disable save if not changed and incomplete custom input
- use setState and not directy set state
- consistently use === & !==
- Added SHL comments for original developers to look at and then remove
- Formatting
- Minor edit

Note create unit does not have new logic and bar may need
to be update to be similar

Note that @gyordong worked with me on these changes.

- Also has comments with ?? on items to do.
- Not carefully tested/completed.

…ts on customratevalid(), included customratevalid in editunit's canSave useEffect check to fix a bug with negative numbers.

… development

This reverts commit 1593d6d, reversing
changes made to 47dfa72.