README.md reformatting.

Break the very long lines into less than 80 characters long lines.

Change-Id: I40deb0f2b6170308fe192971a3edbf48ca6190ad
XenAPI:  Fix final script to include functions

Generally a ubuntu template is supplied - but in the case
where it is not, we need to source functions before sourcing
stackrc (Through xenrc)

Change-Id: I8325cf1c6f83946b7798e6d1bb8278e86831d3c4
Workaround Saucy trying to connect to DBUS

Devstack fails on saucy, because keystone-client calls end up trying to
connect to DBus. This connection fails due to the lack of DISPLAY
variable.

Workaround for bug #1242992

Change-Id: If6daae861128cab311c86beeaaa8fb1418760bf4
Merge commit 'refs/changes/95/93795/1' of git://gold.eng.hq.xensource.com/git/github/openstack-dev/devstack into tmpbranch