增加了添加toolbar的功能
git clone https://github.com/Ahaochan/PreferenceLibrary
cd PreferenceLibrary
./gradlew app:assembleDebug
<dependency>
<groupId>com.ahaochan</groupId>
<artifactId>PreferenceLibrary</artifactId>
<version>0.0.1</version>
<type>pom</type>
</dependency>
compile 'com.ahaochan:PreferenceLibrary:0.0.1'
<dependency org='com.ahaochan' name='PreferenceLibrary' rev='0.0.1'>
<artifact name='$AID' ext='pom'></artifact>
</dependency>
public class SettingActivity extends AppCompatPreferenceActivity {
.....
}