Modernize command-panel package with package.cson

src/packages/command-logger/lib/command-logger.coffee

@@ -1,7 +1,7 @@
 $ = require 'jquery'
 
 module.exports =
-  eventLog: null
+  eventLog: {}
   commandLoggerView: null
   originalTrigger: null
 
@@ -29,7 +29,7 @@ module.exports =
   deactivate: ->
     $.fn.trigger = @originalTrigger if @originalTrigger?
     @commandLoggerView = null
-    @eventLog = null
+    @eventLog = {}
 
   serialize: ->
     {@eventLog}

src/packages/command-logger/spec/command-logger-spec.coffee

@@ -7,6 +7,7 @@ describe "CommandLogger", ->
   beforeEach ->
     new RootView(require.resolve('fixtures/sample.js'))
     commandLogger = atom.loadPackage('command-logger').packageMain
+    commandLogger.eventLog = {}
     editor = rootView.getActiveEditor()
 
   afterEach ->