Fix the open source google-java-format plugin. It was never enabled on project open.

-------------
Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=155899110

Author: plumpy

idea_plugin/google-java-format.iml

@@ -5,10 +5,11 @@
     <exclude-output />
     <content url="file://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/com/google/googlejavaformat/intellij/v2016_3" packagePrefix="com.google.googlejavaformat.intellij.v2016_3" isTestSource="false" />
-      <excludeFolder url="file://$MODULE_DIR$/src/com/google/googlejavaformat/intellij/v2016_2" />
       <sourceFolder url="file://$MODULE_DIR$/resources" type="java-resource" />
       <sourceFolder url="file://$MODULE_DIR$/test" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/com/google/googlejavaformat/intellij/v2017_1" isTestSource="false" packagePrefix="com.google.googlejavaformat.intellij" />
+      <excludeFolder url="file://$MODULE_DIR$/src/com/google/googlejavaformat/intellij/v2016_2" />
+      <excludeFolder url="file://$MODULE_DIR$/src/com/google/googlejavaformat/intellij/v2016_3" />
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />

idea_plugin/resources/META-INF/plugin.xml

@@ -1,7 +1,7 @@
 <idea-plugin version="2">
   <id>google-java-format</id>
   <name>google-java-format</name>
-  <version>1.2.SNAPSHOT.20161216</version>
+  <version>1.3.1</version>
   <vendor url="https://github.com/google/google-java-format">
     Google
   </vendor>
@@ -15,10 +15,9 @@
       Formats Java source code to comply with Google Style.
     ]]></description>
 
-  <!-- CodeStyleManager stayed the same from 143 (IDEA 15) through 162
-       (2016.2). But they changed a parameter type of a method in 163 (2016.3),
-       so it needs some work to fix. -->
-  <idea-version since-build="143.0" until-build="163.0"/>
+  <!-- CodeStyleManager continues to change across API versions, and will need to be updated again
+       for 2017.2. -->
+  <idea-version since-build="171" until-build="171.*"/>
 
   <project-components>
     <component>

idea_plugin/src/com/google/googlejavaformat/intellij/GoogleJavaFormatSettings.java

@@ -52,6 +52,7 @@ public State getState() {
   @Override
   public void loadState(State state) {
     this.state = state;
+    updateFormatterState();
   }
 
   boolean isEnabled() {