Update colors of android icons and assets (#38)

Signed-off-by: Justin Georgi <justin.georgi@gmail.com>
Reviewed-on: Georgi_Lab/ALVINN_f7#38

cordova/config.xml

@@ -18,7 +18,7 @@
       <preference name="android-minSdkVersion" value="22" />
       <preference name="SplashMaintainAspectRatio" value="true" />
       <preference name="AndroidWindowSplashScreenAnimatedIcon" value="res/screen/android/splashscreen.xml" />
-      <preference name="AndroidWindowSplashScreenBackground" value="#002f65" />
+      <preference name="AndroidWindowSplashScreenBackground" value="#0f206c" />
       <preference name="AndroidInsecureFileModeEnabled" value="true" />
       <icon density="ldpi" src="res/icon/android/mipmap-ldpi/ic_launcher.png" />
       <icon density="mdpi" src="res/icon/android/mipmap-mdpi/ic_launcher.png" />