This renames: - `get_frame` to `frame` - `get_frame_mut` to `frame_mut` - `set_clear_color` to `clear_color` Which more closely follows convention set by the standard library et al.
- Makes methods fallible when they create textures. - Correctly handle window resize in fltk example. - TODO: tests - Closes #240
tao
* Add minimal example with `tao` - Closes #298