Fixed utf-8 decoding error in build.
Fixed utf-8 decoding error in build.

jonashaag/jedi,jonashaag/jedi,flurischt/jedi,flurischt/jedi,dwillmer/jedi,mfussenegger/jedi,WoLpH/jedi,tjwei/jedi,dwillmer/jedi,mfussenegger/jedi,tjwei/jedi,WoLpH/jedi