* refactor: remove a few uses of native_mate/gfx_converter.h
* refactor: deprecate mate::EventEmitter
* refactor: add gin_helper::EventEmitter
* refactor: convert a few classes to use gin_helper::EventEmitter
* refactor: get rid of native_mate_converters/gfx_converter.h
* fix: follow native_mate on reporting errors
* fix: gin is weak at guessing parameter types
* fix: incorrect full class name
* fix: gin::Handle does not accept null
* refactor: convert methods of AutoUpdater to gin
* refactor: converter in map_converter.h is no more needed
* refactor: use gin in crash_reporter
* refactor: remove native_mate_converters/map_converter.h
* refactor: implement gfx_converter with gin
* refactor: convert methods of NativeImage to gin
* refactor: add gin_helper::Arguments
* fix: use gin_helper::Arguments to parse multi-type parameters
