Report to user when we cannot validate version for upload or lookup prior existence of book (BL-4171)
Report to user when we cannot validate version for upload or lookup prior existence of book (BL-4171)

BloomBooks/BloomDesktop,JohnThomson/BloomDesktop,gmartin7/myBloomFork,StephenMcConnel/BloomDesktop,StephenMcConnel/BloomDesktop,andrew-polk/BloomDesktop,BloomBooks/BloomDesktop,JohnThomson/BloomDesktop,JohnThomson/BloomDesktop,gmartin7/myBloomFork,BloomBooks/BloomDesktop,gmartin7/myBloomFork,BloomBooks/BloomDesktop,BloomBooks/BloomDesktop,andrew-polk/BloomDesktop,gmartin7/myBloomFork,BloomBooks/BloomDesktop,gmartin7/myBloomFork,StephenMcConnel/BloomDesktop,andrew-polk/BloomDesktop,JohnThomson/BloomDesktop,andrew-polk/BloomDesktop,StephenMcConnel/BloomDesktop,gmartin7/myBloomFork,andrew-polk/BloomDesktop,JohnThomson/BloomDesktop,StephenMcConnel/BloomDesktop,andrew-polk/BloomDesktop,StephenMcConnel/BloomDesktop