Unified wording Calibre-Web
Replaced one table on admin page, deleted password column
Removed spaces on layout page
Removed uesless commit calls during db migration
Implementation of registering by email
- If cover on Google Drive is missing, the generic cover will be used
- Better error handling during configuration of google drive (missing hook callback verification, missing files)
- less errors on console during use of Gdrive, more log file output in case of error
- removed standalone flask development mode
- removed gdrive template file and vendor setup script
