tools: fix some typos
Created by: ghost
- '256 color' should be '256-color'.
- Replace all the non-English characters to English ones (such as “=>",”=>",‘=>',’=>') in the comments.
-
make -j4 test
(UNIX), orvcbuild test
(Windows) passes -
tests and/or benchmarks are included -
documentation is changed or added -
commit message follows commit guidelines