diff --git a/app/app.iml b/app/app.iml
index 405bd13..68b995d 100644
--- a/app/app.iml
+++ b/app/app.iml
@@ -62,13 +62,6 @@
       <sourceFolder url="file://$MODULE_DIR$/src/main/java" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/src/main/rs" isTestSource="false" />
       <sourceFolder url="file://$MODULE_DIR$/src/main/shaders" isTestSource="false" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/res" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/resources" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/assets" type="java-test-resource" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/aidl" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/java" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
-      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/shaders" isTestSource="true" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/res" type="java-test-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/resources" type="java-test-resource" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/assets" type="java-test-resource" />
@@ -76,26 +69,24 @@
       <sourceFolder url="file://$MODULE_DIR$/src/test/java" isTestSource="true" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/rs" isTestSource="true" />
       <sourceFolder url="file://$MODULE_DIR$/src/test/shaders" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/res" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/resources" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/assets" type="java-test-resource" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/aidl" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/java" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/rs" isTestSource="true" />
+      <sourceFolder url="file://$MODULE_DIR$/src/androidTest/shaders" isTestSource="true" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/assets" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/blame" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/builds" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/classes" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental-classes" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental-runtime-classes" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental-safeguard" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/incremental-verifier" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/instant-run-resources" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/instant-run-support" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/jniLibs" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/manifests" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/pre-dexed" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/reload-dex" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/res" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/restart-dex" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/rs" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/shaders" />
-      <excludeFolder url="file://$MODULE_DIR$/build/intermediates/split-apk" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/symbols" />
       <excludeFolder url="file://$MODULE_DIR$/build/intermediates/transforms" />
       <excludeFolder url="file://$MODULE_DIR$/build/outputs" />
diff --git a/app/build.gradle b/app/build.gradle
index d3b8c68..6b07763 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -7,8 +7,8 @@ android {
         applicationId "com.mkulesh.mmd"
         minSdkVersion 16
         targetSdkVersion 25
-        versionCode 4
-        versionName "1.3"
+        versionCode 5
+        versionName "1.4"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
     buildTypes {
diff --git a/images/main_view_hor.png b/images/main_view_hor.png
index df8041e..ce50d0c 100644
Binary files a/images/main_view_hor.png and b/images/main_view_hor.png differ
diff --git a/images/main_view_vert.png b/images/main_view_vert.png
index 138b4d3..7098f5e 100644
Binary files a/images/main_view_vert.png and b/images/main_view_vert.png differ
diff --git a/images/main_view_zoomed.png b/images/main_view_zoomed.png
index cec2715..46120de 100644
Binary files a/images/main_view_zoomed.png and b/images/main_view_zoomed.png differ
diff --git a/images/potential_view_hor.png b/images/potential_view_hor.png
index 49c4f24..0064cd2 100644
Binary files a/images/potential_view_hor.png and b/images/potential_view_hor.png differ
diff --git a/images/potential_view_vert.png b/images/potential_view_vert.png
index 7e1d125..d011030 100644
Binary files a/images/potential_view_vert.png and b/images/potential_view_vert.png differ
diff --git a/images/touch_instructions.png b/images/touch_instructions.png
index be191da..1030143 100644
Binary files a/images/touch_instructions.png and b/images/touch_instructions.png differ
diff --git a/images/wallpaper.png b/images/wallpaper.png
index aefdc00..84cf9f1 100644
Binary files a/images/wallpaper.png and b/images/wallpaper.png differ
diff --git a/images/wallpaper_sys_image.png b/images/wallpaper_sys_image.png
new file mode 100644
index 0000000..66a9fcf
Binary files /dev/null and b/images/wallpaper_sys_image.png differ