[Seagate.com] Don't rewrite www to origin-www

www works just as well.
[Seagate.com] Add exclusions

Conflicts:
	src/chrome/content/rules/Seagate.com.xml
[PlayStation] Redirect us.../support/ to support.us

Conflicts:
	src/chrome/content/rules/PlayStation.xml
[PlayStation] Add and invert exclusions

Given how stingy https support has become.

Link: https://mail1.eff.org/pipermail/https-everywhere-rules/2013-July/001641.html

Conflicts:
	src/chrome/content/rules/PlayStation.xml
[Zenfolio] Exclude crossdomain.xml

Link: https://mail1.eff.org/pipermail/https-everywhere-rules/2013-July/001640.html
Bug: https://trac.torproject.org/projects/tor/ticket/9129