tree f9ab1df327658b97f7e3e5b9985a8d94f96c3ec0
parent f3ea97a125498115a7de2ac7abd0a68f4f9ba3b1
author Zhenkai Zhu <zhenkai@cs.ucla.edu> 1359668985 -0800
committer Zhenkai Zhu <zhenkai@cs.ucla.edu> 1359673916 -0800

small improvement of GUI. Backend waits until there is valid input to start.
View settings brings window to front.

Change-Id: I46bedbb5dff581ab7a213ae993a47aca3f2e544b