DepthView Files

DepthView 1.04 release notes: 

major changes:
  added Top/Bottom renderer.
  implemented continuous pan and setting to disable.
  accept drag and drop of stereo image files and setting to disable.

minor functionality changes:
  made window toggle fullscreen on double click of ImageWidget.
  added "Swap Left/Right" and "Show Menu Bar" to settings.
  added image quality to export dialog.
  added setting to enable/disable file dialog on startup.
  added menu button & setting to hide the scrollbars.
  
minor appearance changes:
  made mouse cursor auto-hide.
  draw "No Image Loaded" if no image is loaded.
  added git revision to about dialog.
  reset the window title if image fails to load.
  
bugfixes:
  fixed error in side-by-side mode panning.
  made side by side render set the horizontal scrollbar maximum value properly & zoom right.
  fixed zoom changing from auto not accounting for height.
  fixed zoom change from auto in side by side render going to double what it should.
  theoretically fixed checkerboard render. (at least I fixed the compiler warning about unused variable and put in a way of making it checkerboard in screen space... I really need someone to test this...)
  fixed not drawing anything because render mode is not set at startup when there is no setting for it.
  fixed crashing when trying to load next or previous image in a directory with no stereo image files.
  
other changes:
  use CMake to build.
  configure the windows resource file with version info.