Merge branch 'advanced-clock+24h' into advanced

Merge branch 'advanced-clock+24h' into advanced

Completely refactors the simple clock face
and lays the foundations for new features.

Also adds a compile time 24 hour mode only feature.

Tested-by: Matheus Afonso Martins Moreira <matheus.a.m.moreira@gmail.com>
Tested-on-hardware-by: Matheus Afonso Martins Moreira <matheus.a.m.moreira@gmail.com>
Signed-off-by: Matheus Afonso Martins Moreira <matheus.a.m.moreira@gmail.com>
GitHub-Pull-Request: https://github.com/joeycastillo/Sensor-Watch/pull/373