fix API-M-LITE upload with string data for poster encoding
fix API-M-LITE upload with string data for poster encoding

git-svn-id: 96f7bab8ef1a0b7caf125027566fee6554301970@744 1168706f-7e1d-44e7-b746-9e172b5a9a2f

emory-libraries/eulcore-history,emory-libraries/eulcore-history