Reformat glossary

This formats the glossary in the OPS guide the same way as the file
in the openstack-manuals repository.

It changes whitespace and adds comment marks for each letter.

This allows easier syncing with the openstack-manuals version.

Change-Id: I82a7dfa6a4c8f672d410a005dc0e8e127a6397fc
Note: Best reviewed with "git diff -w".
Add a new story by Felix Lee

This adds a new story to tales from the crypt, about an experience
upgrading from Grizzly to Havana on a decent sized cloud.

Change-Id: I887dc10c0efda14cd322777b44c141880522623c
cleanup of Openstack Operations app-roadmaps

desired to desire - not past tense
deafult changed to default - spell correction
analyses to analyzes - typo

Change-Id: I89b049d84c0f8b91a0f8a9a3f00b836820c6607a
Cleanup of app_usecases.xml file

to to written duplicate - changed to do
IP Address changed to plural
centers to centers
added hyphen to backending

Change-Id: If228328d32784866e3e2e8483f71373078fb8a5c
Merge "cleanup of Openstack Operations app-roadmaps"
Merge "Add a new story by Felix Lee"
Address editors comments on Chapter Scaling

* rework intro to mention types of scaling
* bullet out ratios

Change-Id: I0806e36574eb753b1b705db4f3a080e4bbeac9e5
Merge "Address editors comments on Chapter Scaling"
Merge "Reformat glossary"