v0.9.7

The following updates have been made:

• Improved the error handling for project and plugins.
• Improved some default plugins performance.
• Utilized multiple cores to significantly improve the performance of when preprocessing the data.
• Skip cleaning file storage when database is not ready

The following issues have been fixed:

• Fix bug: all datetime columns should be converted to Datetime object
• Fix bug: If project has an error state, should let user be able to re-define it
• Fix bug: should check the outcome and treatment definition before training
• Fix bug: should check the label classes during length based training