完善demo账户
#	modified:   SyncDemo/.classpath
#	modified:   SyncDemo/AndroidManifest.xml
#	deleted:    SyncDemo/libs/android-support-v4.jar
#	modified:   SyncDemo/project.properties
#	deleted:    SyncDemo/res/drawable-ldpi/ic_launcher.png
#	deleted:    SyncDemo/res/drawable-mdpi/ic_launcher.png
#	deleted:    SyncDemo/res/drawable-xhdpi/ic_launcher.png
#	new file:   SyncDemo/res/layout/login_activity.xml
#	deleted:    SyncDemo/res/values-sw600dp/dimens.xml
#	deleted:    SyncDemo/res/values-sw720dp-land/dimens.xml
#	deleted:    SyncDemo/res/values-v11/styles.xml
#	deleted:    SyncDemo/res/values-v14/styles.xml
#	modified:   SyncDemo/res/values/strings.xml
#	modified:   SyncDemo/res/values/styles.xml
#	modified:   SyncDemo/res/xml/authenticator.xml
#	modified:   SyncDemo/res/xml/syncadapter.xml
#	deleted:    SyncDemo/src/com/example/syncdemo/AccountInfo.java
#	new file:   SyncDemo/src/com/example/syncdemo/Constants.java
#	modified:   SyncDemo/src/com/example/syncdemo/SyncDemoActivity.java
#	new file:   SyncDemo/src/com/example/syncdemo/authenticator/AuthenticationService.java
#	modified:   SyncDemo/src/com/example/syncdemo/authenticator/Authenticator.java
#	new file:   SyncDemo/src/com/example/syncdemo/authenticator/AuthenticatorActivity.java
#	deleted:    SyncDemo/src/com/example/syncdemo/authenticator/AuthenticatorService.java
#	new file:   SyncDemo/src/com/example/syncdemo/client/NetworkUtilities.java
#