* Changed time units as outlined in issue #2353.
Also applied changes to to_str for Unit - not sure if that was what was wanted.
* Forgot the tests!
* Updated primitive.rs to match changes.
* Updated where example to match changes.
* And the html test!
* add 228 json html themes
removed old assets, added new zipped asset
added --list to get a list of the theme names
reworked some older theme code
added rust-embed and zip crate
removed the dark tests
* fmt
* Updated, removed excess comments
Changed usage a bit
Updated the error handling
Added some helper items in --list
* added campbell theme to html colors
* updated test results. had to make change for ci.
* hopefully the last changes for this stupid test :)
* moved tests to html.rs
* remove unnecessary using statement.
* still fighting with tests and tests are winning.
