Fixing a few compiler errors, that didn't show up because these (inline) functions were never called, and thus (!!!) they were never compiled!
Fixing a few compiler errors, that didn't show up because these (inline) functions were never called,
and thus (!!!) they were never compiled!

These fixes are to the set and write methods of Event.

Notably:
- const'nes of PionTimeFacet (should refactor Facet to be more const itself)
- return values
- call to getString without a parameter



acmorrow/pion-core,acmorrow/pion-core,acmorrow/pion-core,acmorrow/pion-core,acmorrow/pion-core,acmorrow/pion-core,acmorrow/pion-core