Bug 1473850 force the file ownership to 0:0 (#55)
Bug 1473850 force the file ownership to 0:0 (#55)

* Bug 1473850 force the file ownership to 0:0

* Remove assertions we can't assume are true

escapewindow/signingscript,escapewindow/signingscript,escapewindow/signingscript,escapewindow/signingscript,escapewindow/signingscript,escapewindow/signingscript