tools/quilt: update to 0.67

tools/quilt: update to 0.67

  - Call pager with original LANG environment variable
  - Consistently complain early if no series file is found
  - Fix handling of symbolic links by several commands
  - Tighten the patch format parsing
  - Reuse the shell (performance)
  - Document the series file format further
  - Document that quilt loads /etc/quilt.quiltrc
  - configure: Make stat configurable
  - series: Minor optimizations
  - setup: Don't obey the settings of any englobing .pc
  - setup: Default to fast mode
  - quilt.el: Fix documentation of quilt-pc-directory
  - quilt.el: Load /etc/quilt.quiltrc if ~/.quiltrc doesn't exist
  - quilt.el: Fix quilt-editable when QUILT_PATCHES_PREFIX is set

Refresh patches.

Signed-off-by: Rosen Penev <rosenp@gmail.com>
[add changelog]
Signed-off-by: Paul Spooren <mail@aparcar.org>