updated module001-ch004-openstack-architecture.xml

renamed all Quantum references to Neutron
renamed all quantum-server references to neutron-server
changed a service reference to project reference
fixed capitalization/spacing of Open vSwitch
changed occurrences of it's to its

Change-Id: Id14ba5a152f6f64e946c7c6e85ae6567a5a65ad0
Added an additional Glance installation verification example.

Added an addition of uploading an instance with the --copy-from
option for Glance, which allows for downloading from the URL
specified and also upload to Glance at the same time.

Made a couple small changes.

Change-Id: Ieb7a8e097184e5ed60e17f5f29de13efe5ba6239
Merge "updated module001-ch004-openstack-architecture.xml"
Merge "Added an additional Glance installation verification example."