- std::chrono overloads for SummonCreature
- Removed misleading const qualifier from SummonCreature (it wasn't being honored)
- Rename parameters of SummonCreature to follow convention
- EventProcessor has a new method (AddEventAtOffset) that adds an event...at an offset. Genius.
PS: Hi there Keader.
(cherry picked from commit 76a4c7d9748fdbfa925e81a3257acdee53d4f86e)