1.6.0-bacon4

1.6.0-bacon4
QWERTY keyboard name entry for new projects
* Press A on the project name field to enter QWERTY keyboard mode
* Navigate the on-screen keyboard with D-PAD/arrows
* Press A to input the selected character
* Press B to backspace
* Press L/R to move the text cursor left/right
* Press START or select OK to exit keyboard mode
* All keyboard navigation logic extracted to reusable KeyboardLayout.h utility
ProjectView Render item
When in project view, it's now possible to initiate rendering
Interpolate values in tables and phrases
R + B on single-column selection will fill values from lowest to highest

Contributions:
drbscl
    Add 64 bit soundfont support (#211)

Fixes:
Add 64 bit soundfont support (#211)
Skip randomly generated project name if a directory with that name already exists (#175)
Save Song As" saves to current as well as new project (#212)