Improve docs for source packages and other consistencies.
Trying to fix Markdown escaping.
Missing _.
v0.3.5
Add new archive names for new Debian/Ubuntu releases.
Name the temp directory sanely.
Fix #48.
Creating directories now friendlier

* Does not try to forcible create directories that already exist
* Also does not try to change permissions of said directories
* Works well in situations where you're using e.g. a 'staff' group for
  /usr/local
Merge pull request #49 from towo/master

Creating directories now friendlier
Merge remote-tracking branch 'upstream/master'