* Add `<functional>` include to QStringHash.hpp
This ensures the base `std::hash` template is declared before this
specialization
* Add missing includes to `src/providers/twitch/TwitchAccountManager.hpp`
* Move explicit HelixChatters constructor to the source file
* Remove unused includes & add used includes to NicknamesModel.hpp
* NicknamesModel.hpp: Remove `virtual` when `override` is used
* Add missing QStringHash include to TwitchEmotes.cpp
* Add missing includes to various files
* Print Qt version in cmake step
Technically unrelated, but I'm sneaking it in
* Add changelog entry
* Flatten static functions in anonymous namespace
* SplitHeader ctor: Rename param
* Header: Remove unnecessary `virtual`s
* auto ptr where possible
* Add curly braces
* Comment twitch room modes
* Treat roomModes->slowMode as an integer
* Remove unused `this` from lambdas
* Add `unsigned int` overload for localizeNumbers
* Move thumbnail max age to a constexpr static & set explicit types
* Explicitly use `QObject::connect`
* Use `empty()` instead of `size()`
* Name unused parameters
* Move moderation action refreshing logic from SplitHeader to Split
