DC API: update with new install command options
manuals/design-center.markdown: wrote full walkthrough for a sketch lifecycle
Merge pull request #72 from awsiv/master

[multihub] Installation instructions for debian packages
Formatting
Merge pull request #73 from tzz/master

DC API docs and DC walkthrough (first section of the manual)
Minor editing of titles etc.
Remove soft linebreaks.

Need to Fix linebreaking in codeblocks via css.
manuals/design-center.markdown: minor fixes
Merge pull request #74 from tzz/master

minor DC doc fixes
first draft of cleaned updgrade.markdown
Merge pull request #75 from McAtte/master

First draft of revised installation.markdown
manuals/design-center.markdown: minor fixes
Merge pull request #76 from tzz/master

Minor fixes for DC manual
corrected omission of user edited failsafe/update
Document --self-diagnostics for cf-agent
More to come in manuals.
Some documentation about Enterprise Reporting.
Merge pull request #77 from McAtte/master

correct an omission about user edited update.cf
manuals/design-center.markdown: add note about root walkthrough
Merge pull request #78 from tzz/master

note for root DC walkthrough