diff --git a/.idea/misc.xml b/.idea/misc.xml
index e930905..c60d22d 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -3,6 +3,30 @@
   <component name="EntryPointsManager">
     <entry_points version="2.0" />
   </component>
+  <component name="NullableNotNullManager">
+    <option name="myDefaultNullable" value="android.support.annotation.Nullable" />
+    <option name="myDefaultNotNull" value="android.support.annotation.NonNull" />
+    <option name="myNullables">
+      <value>
+        <list size="4">
+          <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.Nullable" />
+          <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nullable" />
+          <item index="2" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.Nullable" />
+          <item index="3" class="java.lang.String" itemvalue="android.support.annotation.Nullable" />
+        </list>
+      </value>
+    </option>
+    <option name="myNotNulls">
+      <value>
+        <list size="4">
+          <item index="0" class="java.lang.String" itemvalue="org.jetbrains.annotations.NotNull" />
+          <item index="1" class="java.lang.String" itemvalue="javax.annotation.Nonnull" />
+          <item index="2" class="java.lang.String" itemvalue="edu.umd.cs.findbugs.annotations.NonNull" />
+          <item index="3" class="java.lang.String" itemvalue="android.support.annotation.NonNull" />
+        </list>
+      </value>
+    </option>
+  </component>
   <component name="ProjectLevelVcsManager" settingsEditedManually="false">
     <OptionsSetting value="true" id="Add" />
     <OptionsSetting value="true" id="Remove" />
@@ -19,4 +43,20 @@
   <component name="ProjectType">
     <option name="id" value="Android" />
   </component>
+  <component name="masterDetails">
+    <states>
+      <state key="ProjectJDKs.UI">
+        <settings>
+          <last-edited>1.7</last-edited>
+          <splitter-proportions>
+            <option name="proportions">
+              <list>
+                <option value="0.2" />
+              </list>
+            </option>
+          </splitter-proportions>
+        </settings>
+      </state>
+    </states>
+  </component>
 </project>
\ No newline at end of file
diff --git a/.idea/modules.xml b/.idea/modules.xml
index a723e1d..fd016be 100644
--- a/.idea/modules.xml
+++ b/.idea/modules.xml
@@ -3,7 +3,6 @@
   <component name="ProjectModuleManager">
     <modules>
       <module fileurl="file://$PROJECT_DIR$/FlyRefresh.iml" filepath="$PROJECT_DIR$/FlyRefresh.iml" />
-      <module fileurl="file://$PROJECT_DIR$/FlyReresh.iml" filepath="$PROJECT_DIR$/FlyReresh.iml" />
       <module fileurl="file://$PROJECT_DIR$/app/app.iml" filepath="$PROJECT_DIR$/app/app.iml" />
       <module fileurl="file://$PROJECT_DIR$/library/library.iml" filepath="$PROJECT_DIR$/library/library.iml" />
     </modules>
diff --git a/.idea/runConfigurations.xml b/.idea/runConfigurations.xml
new file mode 100644
index 0000000..7f68460
--- /dev/null
+++ b/.idea/runConfigurations.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="RunConfigurationProducerService">
+    <option name="ignoredProducers">
+      <set>
+        <option value="org.jetbrains.plugins.gradle.execution.test.runner.AllInPackageGradleConfigurationProducer" />
+        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestClassGradleConfigurationProducer" />
+        <option value="org.jetbrains.plugins.gradle.execution.test.runner.TestMethodGradleConfigurationProducer" />
+      </set>
+    </option>
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/vcs.xml b/.idea/vcs.xml
index c8f67ff..6564d52 100644
--- a/.idea/vcs.xml
+++ b/.idea/vcs.xml
@@ -1,2 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project version="4" />
\ No newline at end of file
+<project version="4">
+  <component name="VcsDirectoryMappings">
+    <mapping directory="" vcs="" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/FlyRefresh.iml b/FlyRefresh.iml
index 75f454d..ac20cc8 100644
--- a/FlyRefresh.iml
+++ b/FlyRefresh.iml
@@ -8,7 +8,7 @@
       </configuration>
     </facet>
   </component>
-  <component name="NewModuleRootManager" inherit-compiler-output="true">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_7" inherit-compiler-output="true">
     <exclude-output />
     <content url="file://$MODULE_DIR$">
       <excludeFolder url="file://$MODULE_DIR$/.gradle" />
diff --git a/README.md b/README.md
index fb3baaf..b0b602d 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ Add Gradle dependency:
 
 ```gradle
 dependencies {
-   compile 'com.race604.flyrefresh:library:1.0.1'
+   compile 'com.race604.flyrefresh:library:1.0.3'
 }
 ```
 
diff --git a/app/app.iml b/app/app.iml
index f00f2fe..831d6e1 100644
--- a/app/app.iml
+++ b/app/app.iml
@@ -12,10 +12,12 @@
         <option name="SELECTED_TEST_ARTIFACT" value="_android_test_" />
         <option name="ASSEMBLE_TASK_NAME" value="assembleDebug" />
         <option name="COMPILE_JAVA_TASK_NAME" value="compileDebugSources" />
-        <option name="SOURCE_GEN_TASK_NAME" value="generateDebugSources" />
         <option name="ASSEMBLE_TEST_TASK_NAME" value="assembleDebugAndroidTest" />
         <option name="COMPILE_JAVA_TEST_TASK_NAME" value="compileDebugAndroidTestSources" />
-        <option name="TEST_SOURCE_GEN_TASK_NAME" value="generateDebugAndroidTestSources" />
+        <afterSyncTasks>
+          <task>generateDebugAndroidTestSources</task>
+          <task>generateDebugSources</task>
+        </afterSyncTasks>
         <option name="ALLOW_USER_CONFIGURATION" value="false" />
         <option name="MANIFEST_FILE_RELATIVE_PATH" value="/src/main/AndroidManifest.xml" />
         <option name="RES_FOLDER_RELATIVE_PATH" value="/src/main/res" />
@@ -24,7 +26,7 @@
       </configuration>
     </facet>
   </component>
-  <component name="NewModuleRootManager" inherit-compiler-output="false">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_7" inherit-compiler-output="false">
     <output url="file://$MODULE_DIR$/build/intermediates/classes/debug" />
     <output-test url="file://$MODULE_DIR$/build/intermediates/classes/androidTest/debug" />
     <exclude-output />
diff --git a/library/build.gradle b/library/build.gradle
index 27ef2e7..0ec6e97 100644
--- a/library/build.gradle
+++ b/library/build.gradle
@@ -2,7 +2,7 @@ apply plugin: 'com.android.library'
 apply plugin: 'com.github.dcendents.android-maven'
 apply plugin: 'com.jfrog.bintray'
 
-version = "1.0.1"
+version = "1.0.2"
 
 android {
     compileSdkVersion 22
@@ -12,7 +12,7 @@ android {
     defaultConfig {
         minSdkVersion 11
         targetSdkVersion 22
-        versionCode 2
+        versionCode 3
         versionName version
     }
     buildTypes {
diff --git a/library/library.iml b/library/library.iml
index cbf933a..6f37f74 100644
--- a/library/library.iml
+++ b/library/library.iml
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<module external.linked.project.id=":library" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$/.." external.system.id="GRADLE" external.system.module.group="com.race604.flyrefresh" external.system.module.version="1.0.1" type="JAVA_MODULE" version="4">
+<module external.linked.project.id=":library" external.linked.project.path="$MODULE_DIR$" external.root.project.path="$MODULE_DIR$/.." external.system.id="GRADLE" external.system.module.group="com.race604.flyrefresh" external.system.module.version="1.0.2" type="JAVA_MODULE" version="4">
   <component name="FacetManager">
     <facet type="android-gradle" name="Android-Gradle">
       <configuration>
@@ -12,10 +12,12 @@
         <option name="SELECTED_TEST_ARTIFACT" value="_android_test_" />
         <option name="ASSEMBLE_TASK_NAME" value="assembleDebug" />
         <option name="COMPILE_JAVA_TASK_NAME" value="compileDebugSources" />
-        <option name="SOURCE_GEN_TASK_NAME" value="generateDebugSources" />
         <option name="ASSEMBLE_TEST_TASK_NAME" value="assembleDebugAndroidTest" />
         <option name="COMPILE_JAVA_TEST_TASK_NAME" value="compileDebugAndroidTestSources" />
-        <option name="TEST_SOURCE_GEN_TASK_NAME" value="generateDebugAndroidTestSources" />
+        <afterSyncTasks>
+          <task>generateDebugAndroidTestSources</task>
+          <task>generateDebugSources</task>
+        </afterSyncTasks>
         <option name="ALLOW_USER_CONFIGURATION" value="false" />
         <option name="MANIFEST_FILE_RELATIVE_PATH" value="/src/main/AndroidManifest.xml" />
         <option name="RES_FOLDER_RELATIVE_PATH" value="/src/main/res" />
@@ -25,7 +27,7 @@
       </configuration>
     </facet>
   </component>
-  <component name="NewModuleRootManager" inherit-compiler-output="false">
+  <component name="NewModuleRootManager" LANGUAGE_LEVEL="JDK_1_7" inherit-compiler-output="false">
     <output url="file://$MODULE_DIR$/build/intermediates/classes/debug" />
     <output-test url="file://$MODULE_DIR$/build/intermediates/classes/androidTest/debug" />
     <exclude-output />
@@ -63,7 +65,6 @@
       <sourceFolder url="file://$MODULE_DIR$/src/androidTest/java" isTestSource="true" />
       <sourceFolder url="file://$MODULE_DIR$/src/androidTest/jni" isTestSource="true" />
       <sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
-      <excludeFolder url="file://$MODULE_DIR$/build/docs" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/assets" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/bundles" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/classes" />
@@ -83,9 +84,7 @@
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/res" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/rs" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/symbols" />
-      <excludeFolder url="file://$MODULE_DIR$/build/libs" />
       <excludeFolder url="file://$MODULE_DIR$/build/outputs" />
-      <excludeFolder url="file://$MODULE_DIR$/build/poms" />
       <excludeFolder url="file://$MODULE_DIR$/build/tmp" />
     </content>
     <orderEntry type="jdk" jdkName="Android API 22 Platform" jdkType="Android SDK" />