Merged r5281 from trunk.
r5256 in trunk and r5271 in 1.1-stable fixed #7794 completely. r5253 (r5183) in trunk and r5184 effect the width of the ASCII character of Japanese PDF.
Contributed by Jun NAITOH.
PDF: back out r5253 (#7794, #61).
r5256 fixed #7794 completely. r5253 effects the width of the ASCII character of Japanese PDF.
Gantt routes with format.
Shortens filter param names.
Keep filter params in 'Per page' links.
Disable unused filter fields so they don't get submitted.
Converted issue filters to non-AJAX GET requests (#1965).
Set native EOL.
Initialize TimeEntry with issue and project for the issue edit form.
Fixes #possible_values_options when given an object with nil project.