Corrections in VATS

[ashammi258]

Content
Bug fixes
Added the ability to download the "Overview Report" in CSV, HTML, PDF and XLSX formats. Fixed a number of errors in the "Lead Generation" report.

Bug fixes
Fixed an issue with checking the uniqueness of the name of permanent tokens for Call API.
Fixed an issue with the operator message being lost during the Insert Script operation.
Fixed the problem with returning to the list of numbers during their purchase.
Fixed an issue with the "Test Notification" button in Notifications 2.0.
Fixed an issue with adding parameters to notification templates in version 2.0.
Fixed an issue with the "Insert Script" operation in a script.
Fixed the issue with checking the employee's email address, now Russian domains and top-level domains longer than 3 characters are allowed.
Fixed a bug - we show extra parameters for the "Sequential" call type in the "Forwarding" operation.
Fixed a problem in the file database - when colombia phone numbers switching between tabs with pre-configured filters, an error occurred.
Fixed an issue in the SIP line interface related to selecting an employee for the "Not Specified" SIP line.
Fixed an issue with naming the link to unblock a blocked SIP line.
Fixed issue with adding >4 employees to a conversation.
Fixed the problem with IOV.
Fixed an issue with incorrect display of the termination reason in the call detail report.
Fixed an issue with displaying the color of the graph in the "Forward" operation.
Fixed the issue of number activity if the number has only Callback and Callout rules configured.
Fixed the problem with queuing when calling an internal number.
Fixed issue with call sessions freezing.