A minor bugfix release.
From 1.7.0 to 1.7.2
+ Fixed live view, mirror locking, and ghost images in GPhoto driver.
+ Warn user when configuration files are owned by root.
+ Fix setting of GPS Interface in GPS derived classes.
+ Added camera download speed options to FLI driver.
+ Added NIR preflash for Moravian CCD if hardware supports it.
+ Several Pyrix rotator fixes.
+ Fix incorrect use of sizeof.