The removeInvalidCharacters method changes:
1) double quotes are replaced with square brackets.
2) the colon character is replaced with an indented hyphen.
3) old invalid characters replaced with \ / *? <> | ' and are replaced with an empty string.
Subtitles are now saved with the correct .vtt extension.
The removeInvalidCharacters method changes: 1) double quotes are replaced with square brackets. 2) the colon character is replaced with an indented hyphen. 3) old invalid characters replaced with \ / *? <> | ' and are replaced with an empty string.
Subtitles are now saved with the correct .vtt extension.