[MOD] vimeo: Add some error handling after complete (again return the whole response from the lib function)

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@47219 b456876b-0849-0410-b77d-98878d47e9d5
[FIX] vimeo: Special handling for webkit. Clear the file input so it doesn't get added twice, and strip curious fakepath

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@47220 b456876b-0849-0410-b77d-98878d47e9d5