Adopt lazy fetch
Fix driver sync
Update JSP template
Add role manipulation page
Add privilege settings
Print stack trace at the out-most catch clause
Fix print stack trace
Fix multi-part upload
Print stack trace at API upload parts
Fix base64 encode/decode issue
Use Spring MVC 4.1.1
Remove old privilege configuration
Replace REST controller with plain controller
Bug fix
New privilege management
Merge branch 'develop'
Hide debug info
Merge branch 'develop'