5.6.0 Migration to JUCE 6.0

This release migrates the entire JUCE code to 6.0.7

5.5.9 Filter properties

• save last directory panel was saved in
• filter properties functionality
• code style for clion

5.5.1 Bugfixes

• fixed double messages when sending to plugin host
• changed a lua macro that was causing crashes
• added a _TST macro with variable arguments
• removed luabind test and doc stuff to simplify stuff
• build scripts are in unix format and made executable