tree de8f56d8f5ea0c017dcefa725e40860e7c3e19ac
parent e33846d27d35338ed2d06e64c1c6f5cf66180c69
author Zhenkai Zhu <zhenkai@cs.ucla.edu> 1361834971 -0800
committer Zhenkai Zhu <zhenkai@cs.ucla.edu> 1361834971 -0800

make open-folder cross-platform using QDesktopServices
(apple script was used, which was bad, bad, bad...)

Change-Id: Icc0982c29e6b7163bd2d193ba6efaad6e7243c6f