ZUMO: added a TOC link to setup/requirements
Merge pull request #1293 from pennij/working_tues0507

Fixed merge conflict for #1290 and #1292
some updates on the HDInsight articles
New links for SLES, openSUSE
Merge pull request #1296 from KBDAzure/For5-15

New links for SLES, openSUSE
Merge pull request #1298 from ggailey777/zumo_master

ZUMO: added a TOC link to setup/requirements
fixed merge conflict for #1294