mscstts 0.4.0

• Added reveal code for tokens.
• Added validate_language_gender.

mscstts 0.3.0

• Refactoring some code.
• Allow for escaping in SSML.
• Separated validation code for language and gender combinations.

mscstts 0.2.2

• CRAN submission.

mscstts 0.1.0

• Added a NEWS.md file to track changes to the package.

• First release, ms_synthesize is the main function.