Change functions that run processes to return a bool value
Improve generateFaustCodeCmd method

Instead of calling this method twice for each command, the function returns
now an Array<StringArray> which consists args arrays for both commads
Minor SAMCmd clean-ups
Update SaM
Add Tools -> Print SAM Log

Print content of 'SAM-debug-compilation.txt' in Post Window
Change some menu entry names
Implement Toggle Post Window

When focus is on PostWindow, switch back to patch window on
'Toggle Post Window' command.
Add window menu and window cycling
Minor clean-ups
Only print SAM Log for recent Synth-A-Modler runs
Update juce to 53ae95b