Improve function, and fix known bug.

Refer to the release note for more details.

We have made the following improvements:

・Enhanced email security
・Improved Spacetree display speed
・Improved timeout to display in space after setting display items

We have made the following improvements:

-Performance improvement for speeding up Full text search registration batch

We respond the following issue.

– Space is not displayed under certain circumstances
– A bug for UserRegister.json API

We respond the following issue.

– In Online editing, cell lock does not work and can input.

It will release the following new features.
・Electronic book preservation method option

Then we will implement known problems and functional improvements.

Please see the release notes for details.

We respond the following issue.

– The password notified to the user who set the activation period is an encrypted character string, and the user cannot log in even if the character string described in the email is entered.

It will release the following new features.
・Electronic book preservation method option for Beta version

Then we will implement known problems and functional improvements.

Please see the release notes for details.

We respond the following issue.

– Even if additional users are registered, email notification settings will not be set for the groups registered in the “Email notification settings”.
* Only when create new Users by API.

– The space display of the window displayed when moving files is slow.

We respond the following issue.

– It takes time to log in to Fleekdrive, display the screen, operate, etc.