Add TTS models

[kan-bayashi]

No description provided.

[codecov-commenter]

Codecov Report

Merging #53 (6f8a7b7) into master (5d3987d) will not change coverage.
The diff coverage is n/a.

❗ Current head 6f8a7b7 differs from pull request most recent head 51193bf. Consider uploading reports for the commit 51193bf to get more accurate results

@@           Coverage Diff           @@
##           master      #53   +/-   ##
=======================================
  Coverage   51.04%   51.04%           
=======================================
  Files           2        2           
  Lines         384      384           
=======================================
  Hits          196      196           
  Misses        188      188           

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 5d3987d...51193bf. Read the comment docs.