Added additional documentation infomration to resolve DOC-824, DOC-820 adn DOC-779
Added clearer documentation regarding filters for users and groups - DOC-779; cleaned up a few copy and paste errors in the users, groups dita.
ELB example tasks
A couple small updates

* Use refs for versions in a couple places
* Update the equallogic install instructions
Updated upgrade docs

* We only support upgrades from 3.2.2
* Introduce new equallogic libs package
* No need to set block storage manager
* Added euca2ools upgrade page
* Added mention of load balancer in upgrade (install docs still needed)
Placeholders for CLI guide
Merge branch 'ldap-doc-improvement' of git://github.com/hspencer77/documentation
Added "in-place" single-source topic for tags;
modified security group, snapshot, and volume help for tags and tabbed interface.
DOC-676: Updates to vm types narrative.
DOC-676: More edits to VM types: added definitions for categories of VM types.
Merge branch 'master' of git.eucalyptus-systems.com:documentation
Added tags and register snapshot topics to console guide
Merge branch 'rn-known-issues' of git://github.com/awithrow/documentation
Merge branch 'master' of git+ssh://git.eucalyptus-systems.com/documentation
Deleting commands not supported in 3.3.0
eulb- commands for 3.3.0
Merge branch 'master' of git+ssh://git.eucalyptus-systems.com/documentation into ELB
DOC-676: Finalize draft for review.
Merge branch 'master' of git.eucalyptus-systems.com:documentation
Minor typo fix.