improper column widths of repowidget opened in background at startup
Created originally on Bitbucket by yuja (Yuya Nishihara)
resizeColumns() doesn't work correctly for repowidget tabs reopened in background.
http://groups.google.com/group/thg-dev/msg/3ef0b66d322b543a
repro:
enable the "Save Open Repositories on Exit"
feature, and restart