Check that add-link does'nt exist if product not promoted
No add-link: minor corrections and remove stray changeset
No add-link: removed another do form
No Add-link: corrections and slight logic change
No Add-link: remove no add-link deftest out of dep-chain
No Add-link: Now func checks for multiple items, errata and top-level errata
No Add-link: corrected indentation
Merge pull request #244 from kbidarkar/csdc

[Done] Check that add-link does'nt exist if product not promoted
Merge pull request #245 from sghai/master

Remove multiple sytems
Fix scrolling left pane logic to stop when all the items are loaded, even if the target isn't in the list.  also wait for ajax
Add systems to a system group greater than the max allowed limit