2021 update

Version 1.0.72

• Minimum Required Qt to 5.15
• Use Version less Linking for Qt
• Remove the KFW Min Version - we don't import any thing from KFW
• AtCore: Delete D ptr in deconstructor
• AtCore: PrintThread is a std::unique_ptr now
• AtCore: Remove test call to beddeform
• AtCore: updateFWPlugins Invokable method to check for new FW Plugins (moved from constructor)
• Temperature: Replace deprecated QByteArray::indexOf(QString)
• Replace more connections to lamdas with only simple w/ a normal connection to the signal
• Prevent several detachments
• Do not use QStringLiteral("")
• Remove single use SERIAL::BAUDS make private BAUDS, in the profile manager