* Adding document describing how to use logger
* Adjusting logs to follow a new guide
* Change order in log header:
line number is now before function name
- Removed not used files from old implementations.
- Renamed some classes to follow naming convention.
- Renamed methods to use consistent styling.
- Restructured code.
Extended cmd mechanism to provide class defined responses and
implemented SMS center verification to check if SIM card is properly
cofigured and is able to send SMS messagess at all.
This check is needed because if SMS Center is lost we are not able
to send SMS messages with no verbose error codes.
Added milliseconds and noexcept specifiers for at commands
Fixed Chanel name to Channel
