FIX for issue 950.

In the _file_manager_boot.js.erb file there is a string in the
function sanitized_filename_check that didn't have quotes around it when
rails rendered the file. Didn't break in rails 10.0.13 but did in 10.0.18.
Merge branch 'master' into issue-950
Merge pull request #967 from umsmit32/issue-950

FIX for Issue 950
Closes #950