Don't fail if there is no token.
Don't fail if there is no token.

When a server-side plugin uploads a file outside of a rest request, we might not have an access token.  The authorized upload plugin would throw an exception, preventing this upload.

Kitware/girder,jbeezley/girder,RafaelPalomar/girder,data-exp-lab/girder,adsorensen/girder,kotfic/girder,data-exp-lab/girder,adsorensen/girder,jbeezley/girder,manthey/girder,RafaelPalomar/girder,girder/girder,kotfic/girder,adsorensen/girder,adsorensen/girder,data-exp-lab/girder,jbeezley/girder,Xarthisius/girder,RafaelPalomar/girder,RafaelPalomar/girder,jbeezley/girder,girder/girder,Xarthisius/girder,kotfic/girder,kotfic/girder,manthey/girder,adsorensen/girder,Xarthisius/girder,Xarthisius/girder,manthey/girder,data-exp-lab/girder,Kitware/girder,kotfic/girder,girder/girder,Kitware/girder,manthey/girder,Kitware/girder,RafaelPalomar/girder,girder/girder,Xarthisius/girder,data-exp-lab/girder