New harmonic view using [dB] and a corresponding grid, instead of unitless ratios.
Updated some textes (e.g. new about box).
Run on OSX
Run on Windows
Added Brazilian Portuguese translations (thanks to @dsboger)
Added Greek and Russian translations (thanks to @skarmoutsosv and @Omega9)
Added new tuning scales for the Microtonal view (thanks to @Omega9)
(removed GLUT dependency)