Syncany v0.4.3-alpha

• Developer/alpha release (We are now nearing the beta phase. Stay tuned!)
• Features and significant changes:
  • First Mac OSX release (.app.zip) #34
  • Native Mac OSX notifications #335
  • Added support for WS/REST in JSON format #285
  • Make plugins updatable via sy plugin update command #300
  • History browser in the GUI (excl. Mac OSX) #333
  • Better defaults for cleanup #345
• Bugfixes and other things:
  • Add man pages and bash completion to tar.gz/.zip distribution,
    to allow using them in Arch and potentially other releases #148/#388
  • Fix black notification bubble on Linux #339
  • Fix file version table in browse history detail view has too
    much left cell spacing #346
  • Fix flickering and newline-problem on Windows tray icon #337
  • Fix ampersands (&) in menus #367
  • Fix last modified pre-1970 issue #374
  • Fix autostart not working on OSX #371
  • Fix tests to make them clean up after themselves #377/#386