diff --git a/build.xml b/build.xml
new file mode 100644
index 0000000..b6b8bd4
--- /dev/null
+++ b/build.xml
@@ -0,0 +1,84 @@
+
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diff --git a/default.properties b/default.properties
index 4513a1e..0b9250e 100644
--- a/default.properties
+++ b/default.properties
@@ -8,4 +8,4 @@
# project structure.
# Project target.
-target=android-3
+target=android-8
diff --git a/local.properties b/local.properties
new file mode 100644
index 0000000..0e02724
--- /dev/null
+++ b/local.properties
@@ -0,0 +1,10 @@
+# This file is automatically generated by Android Tools.
+# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
+#
+# This file must *NOT* be checked in Version Control Systems,
+# as it contains information specific to your local configuration.
+
+# location of the SDK. This is only used by Ant
+# For customization when using a Version Control System, please read the
+# header note.
+sdk.dir=/opt/android-sdk
diff --git a/proguard.cfg b/proguard.cfg
new file mode 100644
index 0000000..12dd039
--- /dev/null
+++ b/proguard.cfg
@@ -0,0 +1,36 @@
+-optimizationpasses 5
+-dontusemixedcaseclassnames
+-dontskipnonpubliclibraryclasses
+-dontpreverify
+-verbose
+-optimizations !code/simplification/arithmetic,!field/*,!class/merging/*
+
+-keep public class * extends android.app.Activity
+-keep public class * extends android.app.Application
+-keep public class * extends android.app.Service
+-keep public class * extends android.content.BroadcastReceiver
+-keep public class * extends android.content.ContentProvider
+-keep public class * extends android.app.backup.BackupAgentHelper
+-keep public class * extends android.preference.Preference
+-keep public class com.android.vending.licensing.ILicensingService
+
+-keepclasseswithmembernames class * {
+ native ;
+}
+
+-keepclasseswithmembernames class * {
+ public (android.content.Context, android.util.AttributeSet);
+}
+
+-keepclasseswithmembernames class * {
+ public (android.content.Context, android.util.AttributeSet, int);
+}
+
+-keepclassmembers enum * {
+ public static **[] values();
+ public static ** valueOf(java.lang.String);
+}
+
+-keep class * implements android.os.Parcelable {
+ public static final android.os.Parcelable$Creator *;
+}