Update file 'form' parameters to remove warnings
Update file 'form' parameters to remove warnings

In Swagger Spec 2.0, the name of the 'form' parameter changed to 'formData'. To
be backwards compatible, the old name is still accepted, but a warning message
is generated. This commit renames 'form' parameters to remove the warning.

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