Cleaning up.
DOC-1135: updated resolved issues list
DOC-1125: updates to Walrus content.
DOC-1125: adding Walrus comments from technical review.
DOC-1135: updates to fixed issues
Resolved DOC-1175: added EUCA-8650 and workaround to 3.4.2 known issues.
DOC-1004: addin policy content and standardizing language in other files.
DOC-1004: updating and minor edits.
Merge branch '3.4' of git.eucalyptus-systems.com:documentation into 3.4
DOC-757: included note for HA
Partial fix for DOC-1175 - added qemu_kvm and qemu-img downgrade step for CentOS 6.5
Merge branch '3.4' of git.eucalyptus-systems.com:documentation into 3.4

# By Scot Marvin
# Via Scot Marvin
* '3.4' of git.eucalyptus-systems.com:documentation:
  DOC-757: included note for HA
  DOC-1004: updating and minor edits.
  DOC-1004: addin policy content and standardizing language in other files.
Adding link to configuring security groups page. Also taking out related links for configuration modes.
Merge branch '3.4' of git.eucalyptus-systems.com:documentation into 3.4
DOC-1135: deleting KIs that were fixed in this release.
Merge branch '3.4'