Fixes various deprecation issues.

lib/index.coffee

@@ -1,10 +1,16 @@
 PythonIsort = require './python-isort'
 
 module.exports =
-  configDefaults:
-    isortPath: "isort"
-    sortOnSave: false
-    checkOnSave: true
+  config:
+    isortPath:
+      type: 'string'
+      default: 'isort'
+    sortOnSave:
+      type: 'boolean'
+      default: false
+    checkOnSave:
+      type: 'boolean'
+      default: true
 
   activate: ->
     pi = new PythonIsort()

lib/python-isort.coffee

@@ -1,12 +1,12 @@
 fs = require 'fs'
-$ = require('atom').$
+$ = require 'jquery'
 process = require 'child_process'
 
 module.exports =
 class PythonIsort
 
   checkForPythonContext: ->
-    editor = atom.workspace.getActiveEditor()
+    editor = atom.workspace.getActiveTextEditor()
     if not editor?
       return false
     return editor.getGrammar().name == 'Python'
@@ -37,7 +37,7 @@ class PythonIsort
     statusBarElement.text(message)
 
   getFilePath: ->
-    editor = atom.workspace.getActiveEditor()
+    editor = atom.workspace.getActiveTextEditor()
     return editor.getPath()
 
   checkImports: ->

package.json

@@ -6,7 +6,9 @@
   "repository": "https://github.com/bh/atom-python-isort",
   "license": "MIT",
   "engines": {
-    "atom": ">0.50.0"
+    "atom": ">=0.185.0 <2.0.0"
   },
-  "dependencies": {}
+  "dependencies": {
+    "jquery": "^2.1.4"
+  }
 }