Implement event filtering

[n4r1b]

Info
ETW allows filters to be defined for a Provider in a session. MSDN - Defining Filters.
KrabsETW already provides a mechanism to do filtering either by events_id or by using more complicated predicates

• https://github.com/microsoft/krabsetw/tree/master/krabs/krabs/filtering

TODO

• Research best way to introduce filters into Ferris
• Implement a basic filtering based on events_id
• Research and implement a filtering based on more complex predicates

[daladim]

We're now able to filter by Event ID.

Predicates are left TODO