Pro-MB

Fixed a bug that caused knobs and sliders to respond incorrectly to subtle mouse movements while dragging on OS X and on High DPI displays on Windows
Pro-MB: Renamed the existing interface size options to Medium and Extra Large, and added a new intermediate Large option that will fit comfortably on 1920x1080 monitors on OS X
Pro-MB: Fixed a bug when deleting a muted band in Dynamic Phase mode: the mute effect would remain audible after deleting the band
Pro-MB: Fixed display behavior when zoomed in horizontally: display curves and dragging would not work correctly for bands docked at the left or right edges of the frequency scale
Pro-MB: Fixed sidechain filtering control behavior when zoomed in horizontally in the display
Pro-MB: Fixed possibly incorrect gain change reporting for bands that use compression in combination with a Stereo Link setting below 100%
Pro-Q 2: Fixed a bug in the VST 2 plugin (introduced in Pro-Q 2.02) that caused the Auto Gain setting to always be set to Off when loading sessions saved with Pro-Q 2.01
Various small visual fixes and improvements

Added Retina support on OS X and High DPI support on Windows.
Added a new Large interface size, in addition to the existing Normal interface size.
Added Full Screen mode for super-precise adjustments.
Added horizontal zooming in the display.
It is now possible to move a band horizontally while holding down its solo button.
Added a Side-Chain option to the real-time spectrum analyzer.
Updated the AAX plug-ins to report the current gain reduction to Pro Tools so it can be visualized in the mixer and in control surfaces.
Minor improvements and bug fixes.