fix typo form to from

Author: jljsj33

package.json

@@ -1,6 +1,6 @@
 {
   "name": "rc-tween-one",
-  "version": "2.1.3",
+  "version": "2.1.4",
   "description": "tween-one anim component for react",
   "keywords": [
     "react",

src/Tween.js

@@ -36,7 +36,7 @@ function defaultData(vars, now) {
     repeat: vars.repeat || 0,
     repeatDelay: vars.repeatDelay || 0,
     yoyo: vars.yoyo || false,
-    type: vars.type === 'form' ? 'from' : 'to',
+    type: vars.type === 'from' ? 'from' : 'to',
     initTime: now,
     appearTo: typeof vars.appearTo === 'number' ? vars.appearTo : null,
     perTime: 0,