Finish fixing Message errors

Fix 3 of the last 4 errors of TimeHelper

# Conflicts:
#	CMakeLists.txt
#	src/Services/EventReportService.cpp

Change the parameter of the storeMessage, add tests for the spare field and small changes in the documentation

Formatting

Remove an unnecessary assertion and assign the currentBit

Minor changes

Added an error condition

Added tests for the spare field

Minor change in the documentation

Reimplement the spare field

Implements #2