[String] `String.from_char_data/1` and `String.from_char_data!/1` deprecated in favor of `List.to_string/1`
Revert "[String] `String.from_char_data/1` and `String.from_char_data!/1` deprecated in favor of `List.to_string/1`"

This reverts commit 8e31cba9a8fc75bdd7b82431c37208220d093f7d.
Merge branch 'master' of github.com:khia/relex
  * [String] `String.from_char_data/1` and `String.from_char_data!/1` deprecated in favor of `List.to_string/1`