Here are the instructions to build the 64-bit ta-lib.
Install TA-Lib C Library on Windows 10
- Download and Unzip ta-lib-0.4.0-msvc.zip
 - Move the Unzipped Folder ta-lib to C:\
 - Download and Install Visual Studio Community 2015
 - Remember to Select [Visual C++] Feature
 - Build TA-Lib Library
 - From Windows Start Menu, Start [VS2015 x64 Native Tools Command Prompt]