[README.md] v1.8.3.2 updates

Author: chrissimpkins

README.md

@@ -8,7 +8,7 @@
 
 ttfautohint-build includes a simple, straightforward [ttfautohint](https://www.freetype.org/ttfautohint/) build from scratch approach on Linux and macOS platforms.  [FreeType](https://www.freetype.org/) and [Harfbuzz](https://github.com/behdad/harfbuzz) build dependencies (at appropriate release versions) are included in the installation.
 
-The build script is `ttfautohint-build.sh` (located in the root of the repository).  This script is linted with `shellcheck` & `checkbashisms` and is tested for build execution completion on Ubuntu Linux and macOS v10.10-v10.14 using [the Travis CI service](https://travis-ci.org/source-foundry/ttfautohint-build).
+The build script is `ttfautohint-build.sh` (located in the root of the repository).  This script is linted with `shellcheck` & `checkbashisms` and is tested for build execution completion on Ubuntu Linux and macOS v10.10-v10.15 using [the Travis CI service](https://travis-ci.org/source-foundry/ttfautohint-build).
 
 Builds employ a simple `make` workflow that does not require super user permissions.
 
@@ -40,9 +40,9 @@ $ make
 ### cURL Approach
 
 ```
-$ curl -L -O https://github.com/source-foundry/ttfautohint-build/archive/v1.8.3.1.tar.gz
-$ tar -xzvf ttfautohint-build-1.8.3.1.tar.gz
-$ cd ttfautohint-build-1.8.3.1
+$ curl -L -O https://github.com/source-foundry/ttfautohint-build/archive/v1.8.3.2.tar.gz
+$ tar -xzvf ttfautohint-build-1.8.3.2.tar.gz
+$ cd ttfautohint-build-1.8.3.2
 $ make
 ```