Also store the root alias and root page title in the page object (see #6960)
Do not use the stop image from the repository module in the confirmation screen
Prevent the popup form body from overlapping the modal window (see #6825)
Remove the `.gitattributes` file
Correctly hide duplicated elements in the module wizard (see #6826)
Standardize the fallback behavior of the downloads/gallery element (see #6662)
Revert "Add an empty `cron.txt` file to prevent network errors (see #6969)"

This reverts commit dc9aa89a7da50cd0c71a2ecad409bdbb4224f0d4.
Do not urldecode twice in `DC_Folder` (see #6840)
Correctly detect binary fields during theme import (see #6852)
Use the file path instead of its ID in the log messages (see #6867)
Do not override the event start time in `Events::addEvent()` (see #6701)
Only fall back to the default option if there is no POST data (see #6899)
Allow for up to 13 characters in `Validator::isEmail()` (see #6950)
Update MooTools to version 1.5.0 (see #6924)
Correctly urlencode folder names in the file manager (see #6925)
Update the vendor libraries
Make the error reporting level configurable in the local configuration file

There is no input field to configure the error reporting level in the back end settings on purpose. It has to be changed manually in the local configuration file or in a custom extension.
Also set the `sql_mode` in the MySQLi driver (see #6996)

There is no input field to configure the SQL mode in the back end settings on purpose. It has to be changed manually in the local configuration file or in a custom extension.
Revert an accidental change made in 07e135ec2581459bd82c660c5faa85ed3d31c1ff
Backport 'Use tags that follow the Composer versioning scheme'