message: Clarify debug mode vs release mode building in the readme
diff: @@ -21,7 +21,7 @@ $ ./test.sh --release
  $ CHANNEL="release" $cg_clif_dir/cargo.sh run
  ```
  -If you compiled cg_clif in debug mode you should use `CHANNEL="debug"` instead or omit `CHANNEL="release"` completely.
  +If you compiled cg_clif in debug mode (aka you didn't pass `--release` to `./test.sh`) you should use `CHANNEL="debug"` instead or omit `CHANNEL="release"` completely.
  ### Rustc
  