config reference update for juno-1

Generate the config tables with the autohelp script and include the new
tables in the config ref sections.

For consistency, use the 'database' and 'auth_token' keywords in all
projects.

Split the LBaaS tables.

Closes-Bug: #1327802
Closes-Bug: #1331180
Closes-Bug: #1331175
Closes-Bug: #1330279
Closes-Bug: #1323946
Closes-Bug: #1323437
Closes-Bug: #1322075
Closes-Bug: #1321621
Closes-Bug: #1319564
Closes-Bug: #1318081
Closes-Bug: #1311474
Change-Id: I5602dda76fdf929d9124f5aa67d31ca4ac17c6d5
Merge "config reference update for juno-1"