Change the default sizing mode to fit page
Submitted by Juanjo Marín
Link to original bug (#733632)
Description
With the popularity of high-res and/or widescreen monitors it is starting to be sensible switching the sizing mode from fit width to fit page.
Suggestion from Garrett LeSage in G+ (https://plus.google.com/+gnome/posts/WhUpQ84D7EY)
Version: git master