This leaves more room for the graphs and avoids issues with large values
overlapping the labels. We can improve the subtitle wording to make
things clearer in the future, and the hover tooltips should also
clarify what the axes represent.
- all .ftl files for a language are concatenated into a single file
at build time
- all languages are included in the binary
- external ftl files placed in the ftl folder can override the
built-in definitions
- constants are automatically generated for each string key
- dropped the separate StringsGroup enum
