Clarify EventPort docs slightly.
Clarify EventPort docs slightly.

joliss/capnproto,artillery/capnproto,mologie/capnproto,mrdomino/capnproto,jparyani/capnproto,bsn069/capnproto,modulexcite/capnproto,vladon/capnproto,modulexcite/capnproto,vladon/capnproto,hntrmrrs/capnproto,artillery/capnproto,maurer/capnproto,khklau/capnproto,jparyani/capnproto,martindale/capnproto,joliss/capnproto,a-richardson/capnproto,bsn069/capnproto,zarvox/capnproto,modulexcite/capnproto,mrdomino/capnproto,johnkdoe/capnproto,zarvox/capnproto,hntrmrrs/capnproto,pjulien/capnproto,zarvox/capnproto,rcrowder/capnproto,vladon/capnproto,bsn069/capnproto,MarPiRK/capnproto,kamalmarhubi/capnproto,MarPiRK/capnproto,nagyistoce/capnproto,Fraser999/capnproto,ligzy/capnproto,a-richardson/capnproto,bryce-gibson/capnproto,artillery/capnproto,johnkdoe/capnproto,khklau/capnproto,khklau/capnproto,joliss/capnproto,martindale/capnproto,rcrowder/capnproto,MarPiRK/capnproto,Fraser999/capnproto,ocdtrekkie/capnproto,pjulien/capnproto,kamalmarhubi/capnproto,mologie/capnproto,johnkdoe/capnproto,maurer/capnproto,Fraser999/capnproto,bryce-gibson/capnproto,geofft/capnproto,jparyani/capnproto,pjulien/capnproto,mologie/capnproto,ligzy/capnproto,maurer/capnproto,a-richardson/capnproto,nagyistoce/capnproto,geofft/capnproto,martindale/capnproto,ocdtrekkie/capnproto,nagyistoce/capnproto,ligzy/capnproto,kamalmarhubi/capnproto,rcrowder/capnproto,hntrmrrs/capnproto,ocdtrekkie/capnproto,bryce-gibson/capnproto,geofft/capnproto,mrdomino/capnproto