Merge Jef's upstream updates:
- Add support for Seac Screen and Action
- Add support for Cressi Michelangelo
- misc small fixes
* https://github.com/libdivecomputer/libdivecomputer:
Add support for the Seac Screen and Action
Add an address parameter to the memory dump helper function
Ignore invalid gas mixes
Add support for the Cressi Michelangelo
Move the C_ARRAY_SIZE macro to a common place
Fix the timezone offset in the xml output
Emit a devinfo event when downloading a memory dump
Read the info and more info data during startup
Use helper functions to decode multibyte values
Fix changing the OSTC settings
aff0c28d08