Added some icons.

build_android/AndroidManifest.xml

@@ -6,7 +6,9 @@
 	<uses-sdk android:minSdkVersion="19" />
 	<uses-feature android:glEsVersion="0x00030000" android:required="true" />
 	<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
-	<application android:label="@string/app_name">
+	<application 
+		android:label="@string/app_name"
+		android:icon="@drawable/ic_launcher">
 		<activity 
 			android:name=".MainActivity"
 			android:configChanges="orientation|locale|keyboard|keyboardHidden|navigation"

icons/icon.svg

@@ -0,0 +1,21 @@
+<svg xmlns="http://www.w3.org/2000/svg" version="1.1" width="2048" height="2048">
+	<defs>
+		<filter id="f1" x="0" y="0" width="200%" height="200%">
+			<feOffset result="offOut" in="SourceAlpha" dx="6" dy="6" />
+			<feGaussianBlur result="blurOut" in="offOut" stdDeviation="10" />
+			<feBlend in="SourceGraphic" in2="blurOut" mode="normal" />
+		</filter>
+		<linearGradient id="backgroundGradient" x1="0%" y1="0%" x2="0%" y2="100%">
+			<stop offset="0%" style="stop-color: rgb(192, 192, 255); stop-opacity:1" />
+			<stop offset="100%" style="stop-color: rgb(64, 64, 255); stop-opacity:1" />
+		</linearGradient>
+		<linearGradient id="borderGradient" x1="0%" y1="0%" x2="0%" y2="100%">
+			<stop offset="0%" style="stop-color: gray; stop-opacity: 1" />
+			<stop offset="100%" style="stop-color: darkslategray; stop-opacity: 1" />
+		</linearGradient>
+	</defs>
+	<g transform="scale(16)">
+		<rect x="2.5" y="2.5" rx="20" ry="20" width="123" height="123" style="fill: url(#backgroundGradient); stroke-width: 5; stroke: url(#borderGradient);" />
+		<text x="64" y="103" text-anchor="middle" style="font-family: Georgia, serif; font-size: 115px; font-weight: bold; fill: white; filter: url(#f1);">!</text>
+	</g>
+</svg>