So-vits-svc-fork-mandarin

Fix
* **notebooks:** Improves inference ([286](https://github.com/34j/so-vits-svc-fork/issues/286)) ([`d3228df`](https://github.com/34j/so-vits-svc-fork/commit/d3228df704b2e6a0746b3f842ca5f2240890d829))
* **train:** Step lr schedulers at end of epoch ([291](https://github.com/34j/so-vits-svc-fork/issues/291)) ([`3af223e`](https://github.com/34j/so-vits-svc-fork/commit/3af223eeb5146abcbb8198d4c11e2c1895ece130))

Fix
* **train:** Fix fp16_run not being mix precision and fix bf16 errors ([283](https://github.com/34j/so-vits-svc-fork/issues/283)) ([`b0dd0ed`](https://github.com/34j/so-vits-svc-fork/commit/b0dd0ed4014d32e9f19e335ec603bdab92c52039))

Fix
* **readme:** Fix wrong commands in "Before training" ([280](https://github.com/34j/so-vits-svc-fork/issues/280)) ([`e056ad9`](https://github.com/34j/so-vits-svc-fork/commit/e056ad9ec22cbaa119f7c93cb60b5b8851e80a7e))

Fix
* **train:** Improve quality of training ([274](https://github.com/34j/so-vits-svc-fork/issues/274)) ([`7ed71d6`](https://github.com/34j/so-vits-svc-fork/commit/7ed71d6fd89ca8bf2c4aefbb280e705b1d7ae6b8))

Fix
* **train:** Fix checkpoint not properly loaded ([271](https://github.com/34j/so-vits-svc-fork/issues/271)) ([`0979147`](https://github.com/34j/so-vits-svc-fork/commit/0979147a234e08999a19dba4988a53886f61dade))

Fix
* **train:** Fix optim_d functions called in wrong order ([269](https://github.com/34j/so-vits-svc-fork/issues/269)) ([`13d6346`](https://github.com/34j/so-vits-svc-fork/commit/13d63469b0a84ace0dc8848df47dc20538b98770))