For 0.8:
 * add "clickable" configuration
  * device node, resolution
  * image folder
  * notifications on/off
  * sounds on/off

For 1.0:
 * better scalling ui
 * start with window size = video resolution
 * animated preview of already taken photos
 * some basic management of taken photos
 * some basic effects
 * consecutive image taking
 * moar configuration:
  * buttons in notifications (for instance to set Krita instead of GIMP)
  * consecutive image taking

For 1.x:
 * photo uploading
 * moar effects
 * various fixes and user requests

For 2.0:
 * video recording
 * and moar effects!
