diff --git a/.gitignore b/.gitignore
index 31f01ae..4061124 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,4 @@
 /build
 /captures
 .idea
+keystore.properties
diff --git a/app/build.gradle b/app/build.gradle
index 3146d24..1ec50e1 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -17,6 +17,16 @@ repositories {
     maven { url 'https://maven.fabric.io/public' }
 }
 
+// Create a variable called keystorePropertiesFile, and initialize it to your
+// keystore.properties file, in the rootProject folder.
+def keystorePropertiesFile = rootProject.file("keystore.properties")
+
+// Initialize a new Properties() object called keystoreProperties.
+def keystoreProperties = new Properties()
+
+// Load your keystore.properties file into the keystoreProperties object.
+keystoreProperties.load(new FileInputStream(keystorePropertiesFile))
+
 android {
     compileSdkVersion 21
     buildToolsVersion "23.0.3"
@@ -28,10 +38,21 @@ android {
         versionCode 1
         versionName "1.0"
     }
+
+    signingConfigs {
+        config {
+            keyAlias keystoreProperties['keyAlias']
+            keyPassword keystoreProperties['keyPassword']
+            storeFile file(keystoreProperties['storeFile'])
+            storePassword keystoreProperties['storePassword']
+        }
+    }
+
     buildTypes {
         release {
             minifyEnabled true
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
+            signingConfig signingConfigs.config
         }
     }
 }
diff --git a/app/proguard-rules.pro b/app/proguard-rules.pro
index f253a1f..0351089 100644
--- a/app/proguard-rules.pro
+++ b/app/proguard-rules.pro
@@ -15,3 +15,7 @@
 #-keepclassmembers class fqcn.of.javascript.interface.for.webview {
 #   public *;
 #}
+
+-keepattributes Signature
+-keepattributes InnerClasses
+-dontwarn ch.qos.logback.core.net.*
\ No newline at end of file
diff --git a/app/src/main/java/pl/tpolgrabia/urbanexplorer/MainActivity.java b/app/src/main/java/pl/tpolgrabia/urbanexplorer/MainActivity.java
index 5de5ee8..49a3ac7 100644
--- a/app/src/main/java/pl/tpolgrabia/urbanexplorer/MainActivity.java
+++ b/app/src/main/java/pl/tpolgrabia/urbanexplorer/MainActivity.java
@@ -130,6 +130,8 @@ public class MainActivity extends ActionBarActivity {
         if (sharedPrefs.getBoolean(FIRST_TIME_LAUNCH, true)) {
             Toast.makeText(this, "To interact with any list itemm press long the item. When thgre is no results" +
                 ", please, click refresh in the menu", Toast.LENGTH_LONG).show();
+            Toast.makeText(this, "To change panoramio / wiki search views swipe left or right",
+                Toast.LENGTH_LONG).show();
             SharedPreferences.Editor editor = sharedPrefs.edit();
             editor.putBoolean(FIRST_TIME_LAUNCH, false);
             editor.commit();