Added id to synced folder to avoid conflict.
Added id to synced folder to avoid conflict.

On Mac for some reason if no ID is given to the
synced folder is lists it as a conflict even
though there is none. This adds an ID to the
synced folder to avoid this issue.

Change-Id: Icfa0ee357d009a519afb962042042840c573465b

stuartbman/mediawiki-vagrant,wikimedia/mediawiki-vagrant,stuartbman/mediawiki-vagrant,wikimedia/mediawiki-vagrant,stuartbman/mediawiki-vagrant,HarriAlasi/wiki3dviewer,ankita-kumari/mediawiki-vagrant,HarriAlasi/wiki3dviewer,stuartbman/mediawiki-vagrant,HarriAlasi/wiki3dviewer,ankita-kumari/mediawiki-vagrant,wikimedia/mediawiki-vagrant,stuartbman/mediawiki-vagrant,wikimedia/mediawiki-vagrant,huit/mediawiki-vagrant,physikerwelt/DRMF-vagrant,stuartbman/mediawiki-vagrant,huit/mediawiki-vagrant,HarriAlasi/wiki3dviewer,huit/mediawiki-vagrant,wikimedia/mediawiki-vagrant,huit/mediawiki-vagrant,ankita-kumari/mediawiki-vagrant,HarriAlasi/wiki3dviewer,ankita-kumari/mediawiki-vagrant,stuartbman/mediawiki-vagrant,HarriAlasi/wiki3dviewer,HarriAlasi/wiki3dviewer,physikerwelt/DRMF-vagrant,ankita-kumari/mediawiki-vagrant,physikerwelt/DRMF-vagrant,ankita-kumari/mediawiki-vagrant,huit/mediawiki-vagrant,physikerwelt/DRMF-vagrant,wikimedia/mediawiki-vagrant