Made CMakeLists.txt FetchContent compatible

Fixed a bug where the proper error message for no tags implemented wo…

…uld be shown at the wrong moments.

Added --help as another argument syntax

Changed color highlights

Fixed test cases with no tags not running when running "everything BU…

…T a tag"

Added more fine-grained control over benchmark precision

Updated tag command line argument

TinyTest programs can now explicitly shows the tags they can expect

Flaky tests no longer show up when running tagged tests with tags the…

…y do not have

Fixed new function not having documentation