Made WindowsMediaAudioFormat::isCompressed() return true.
Added a method OpenGLContext::setOpenGLVersionRequired, which can be used to request a v3.2 context.
Stopped VST3 plugins sending parameter updates on the message thread, as these could interfere with updates being processed on the audio thread.
Merge branch 'master' of https://github.com/julianstorer/JUCE
VST3 wrapper's identifier now implies compatability with VST2 wrapper