Uncaught TypeError: editor.isModified is not a function

[narcolepticinsomniac]

[Enter steps to reproduce:]

1. Try to change notification duration
2. Get an error

Atom: 1.20.0-beta7 x64
Electron: 1.6.9
OS: Microsoft Windows 8.1 Pro
Thrown From: save-notification package 0.10.0

Stack Trace

Uncaught TypeError: editor.isModified is not a function

At C:\Users\D\.atom\packages\save-notification\lib\save-notification.coffee:37

TypeError: editor.isModified is not a function
    at Object.notify (/packages/save-notification/lib/save-notification.coffee:37:19)
    at /packages/save-notification/lib/save-notification.coffee:26:77)
    at CommandRegistry.module.exports.CommandRegistry.handleCommandEvent (~/AppData/Local/atom/app-1.20.0-beta7/resources/app/src/command-registry.js:265:35)
    at ~/AppData/Local/atom/app-1.20.0-beta7/resources/app/src/command-registry.js:3:65
    at KeymapManager.module.exports.KeymapManager.dispatchCommandEvent (~/AppData/Local/atom/app-1.20.0-beta7/resources/app/node_modules/atom-keymap/lib/keymap-manager.js:621:22)
    at KeymapManager.module.exports.KeymapManager.handleKeyboardEvent (~/AppData/Local/atom/app-1.20.0-beta7/resources/app/node_modules/atom-keymap/lib/keymap-manager.js:412:28)
    at WindowEventHandler.module.exports.WindowEventHandler.handleDocumentKeyEvent (~/AppData/Local/atom/app-1.20.0-beta7/resources/app/src/window-event-handler.js:100:42)
    at HTMLDocument.<anonymous> (~/AppData/Local/atom/app-1.20.0-beta7/resources/app/src/window-event-handler.js:3:65)

Commands

     -6:00.6.0 settings-view:open (input.hidden-input)
  3x -3:05.2.0 core:save (input.hidden-input)
     -2:38.6.0 find-and-replace:select-next (input.hidden-input)
     -2:37.3.0 core:save (input.hidden-input)
 22x -2:21.5.0 core:backspace (input.hidden-input)
  3x -1:45 core:move-up (input.hidden-input)
  3x -1:42.5.0 core:backspace (input.hidden-input)
  2x -1:25.9.0 core:save (input.hidden-input)
  2x -0:23 core:backspace (input.hidden-input)
     -0:19 core:save (input.hidden-input)

Non-Core Packages

neutron-dark-ui 2.1.4 
save-notification 0.10.0 
tool-bar 1.1.0 
tool-bar-almighty 0.8.2 

Also would let me switch to anything that didn't start with "10". Wanted to set it to "2000".