svn commit: r20500 - /dev/arrow/apache-arrow-0.5.0-rc1/

[wesm]

Author: wesm
Date: Thu Jul 20 17:11:16 2017
New Revision: 20500

Log:
Remove Arrow 0.5.0 RC1

Removed:
    dev/arrow/apache-arrow-0.5.0-rc1/