message: Update README.md
  The previous change missed one version number due to the use of "whole
  word" string search.
diff: @@ -13,7 +13,7 @@ The library provides a C and C++ interface for all algorithms; you can use it fr
  meshoptimizer is hosted on GitHub; you can download the latest release using git:
  ```
  -git clone -b v0.15 https://github.com/zeux/meshoptimizer.git
  +git clone -b v0.16 https://github.com/zeux/meshoptimizer.git
  ```
  Alternatively you can [download the .zip archive from GitHub](https://github.com/zeux/meshoptimizer/archive/v0.15.zip).
  