Release notes Master Packager 19.4.1

Features
[MPDEV-537] - Master Packager - Added MSP file editing support
[MPDEV-316] - Master Packager - Added logic to export Add/Remove icon from Advanced Editor
[MPDEV-387] - Master Packager - NEW Predefined CA: “Replace string in text file”
[MPDEV-455] - Master Packager - NEW Predefined CA: “Add firewall exception”
[MPDEV-465] - Master Packager - ODBC Data Source and ODBC Driver editing
[MPDEV-551] - Master Packager - Feature and Component editing from Advanced Editor
[MPDEV-547] - Master Packager - Advanced Editor UI improvements

Issues Resolved
[MPDEV-540] - Master Packager - Crash resulting from copying deleted rows in Icon table
[MPDEV-542] - Master Packager - General Information view cannot be edited if Property table does not exist
[MPDEV-543] - Master Packager - Files cannot be added if File table does not exist
[MPDEV-544] - Master Packager - Feature view displays environment variables incorrectly
[MPDEV-541] - Master Repackager - Specific files in use were not captured
[MPDEV-545] - Master Packager & Master Repackager - incorrect description in UAC window