Changes in 5.6.3

[FEATURE] Client/Server: Added synchronous operation option in Job/Task control Task
[BUGFIX] Server: Fixed a bug concerning Custom filter in Activate Directory List Object Paths Task
[BUGFIX] Client: Fixed a display problem with the interval of the Mail Trigger
[BUGFIX] Server: Handled error 105 in SFTP Task
[BUGFIX] Server: Fixed a Credential bug in FTP download Task
[BUGFIX] Server: Fixed a problem when using Variables in the destination file mask of PGP Decrypt Task

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