RELEASE:
- put a WARNING somewhere about file format changes in future versions
- subsynth cycle search algorithm
- bsw_item_check_value(item,name,value) to filter non-valid objects property settings
- terminology: s/pulse/square/, s/growing/rising/, s/shrinking/falling/ (saw), half.tone->semitone
- remove GenOsc plugin
- Module Menu: add EDIT
- help: QuickStart-Samples, QuickStart-Synthesis, QuickStart-Songs
- disallow creating more than one track as long as playback isn't supported for it
* add switch to set keytables directly, no-serverquery, which works without rc file
* fix file selection (open load) dialog
* plugin loading doesn't work for doc building after make uninstall

GENERAL:
* BLIT, band-limited impulse train
* object clippboard
* fade in/out of samples (sample editor)
- device monitor delay should be persistent in .beastrc
* get File/Save to work
* quit/close needs to feature mod-time vs. creation-time handling
* wave editor: provide transpose spinner for wave preview
- dialogs without a menu should feature Escape for pop-down
- middle mouse button on router canvas background should scroll
