[FIX]Fix PHP Notice:  Undefined variable: tikiroot (at least when running console to install the db)

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/13.x@51565 b456876b-0849-0410-b77d-98878d47e9d5
[REF] [REF] On wizard pages, replaced hard-coded px widths with grid and responsive-image classes. Other misc. changes.


git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/13.x@51568 b456876b-0849-0410-b77d-98878d47e9d5