Uncomment some paragraphs in the image mgmt chapter and remove

the link linkend reference that didn't have associated xml:Ids

Change-Id: I98c601c54b78621cf022effbc4a0294fcdc72936
Updates to the Operations Guide to get a new interior PDF available

before the spring 2013 summit for prining.

Sets the pom.xml to 1.7.2 to ensure it still builds.

Change-Id: Iae01952d6185cb40d88713fb5dab2dfa6272dd7b
Merge "Uncomment some paragraphs in the image mgmt chapter and remove"