Fix figure filenames for customzing dashboard

FTP was unable to maintain emdash in file name,
removes emdash from file name and changes xml
source reference. Should be backported to
stable/grizzly also.

Fix bug 1210371

Change-Id: I2e66c55282cdd4f3459e7475863d7b4385a9016d
Merge "Fix figure filenames for customzing dashboard"