- Added search functionallity, in order to find the required elemetns in
the vector array
- Implemented request identifier parsing
- Implementd the deletion of activity identified by the request
identifier

Ecss telemetry packet `parseTM`

See merge request acubesat/obc/ecss-services!19

# Conflicts:
#	src/Services/EventActionService.cpp

- Enable, Disable and Rest function are implemented
- Activity insertion function is partially implemented and it is
dependant on the Time helper to get the time

and some test values that were wrong
---
Ready to merge