Tcod

Changed
- New consoles are initialized as if clear was called.
- The SDL callback type now uses a typed argument instead of void pointer.

Fixed
- Fixed horizontal alignment for TrueType fonts.
- Fixed screenshots with the older SDL renderer.

Deprecated
- The SDL callback feature has been deprecated.

Fixed
- Console printing was ignoring color codes at the beginning of a string.
- Releases no longer display debug messages.

Fixed
- Fixed header declaration for `TCOD_sys_accumulate_console`.

Added
- Added new functions which convert from SDL events to libtcod events:
- `TCOD_sys_process_key_event`
- `TCOD_sys_process_mouse_event`
- `tcod::sdl2::process_event`
- Added a way to access libtcod's SDL variables.
- `TCOD_sys_get_sdl_window`
- `TCOD_sys_get_sdl_renderer`
- Added `TCOD_sys_accumulate_console` which renders a console to the display
without automatically presenting it.
- The new renderers can potentially use a fall-back font when none is provided.

Fixed
- `TCOD_console_has_mouse_focus` and `TCOD_console_is_active` are now more
reliable with the newer renderers.

Deprecated
- Updated libtcodpy deprecation warning with instructions on how to update to
python-tcod.

Changed
- GCC releases now include debug symbols.
Fixed
- `SDL2` and `OPENGL2` now support screenshots.
- `TCOD_sys_get_char_size` fixed on the newer renderers.