Update release url

Author: mschenk42

README.md

@@ -38,13 +38,13 @@ brew install gtm
 
 **Linux or Mac OS X**
 
-- Download the pre-build executable from [here](https://github.com/git-time-metric/gtm/releases)
+- Download the pre-build executable from [here](https://github.com/git-time-metric/gtm/releases/latest)
 - Copy to /usr/local/bin and make sure your system's path contains this directory
 - Stay tuned, we will soon be distributing Linux packages
 
 **Windows**
 
-- Download the pre-build executable from [here](https://github.com/git-time-metric/gtm/releases)
+- Download the pre-build executable from [here](https://github.com/git-time-metric/gtm/releases/latest)
   - The release archive is in a tar format, here are some options documented on the Haskell site for [unpacking in Windows](https://wiki.haskell.org/How_to_unpack_a_tar_file_in_Windows)
 - Create directory C:\gtm and add it to your system's path
 - Stay tuned, we will soon be providing an installer for Windows