First commit of Android project of the "Schafkopfzähler"

- Working start screen
- User can enter the player names
- Main game layout with no functionality included

.gitignore

@@ -0,0 +1,10 @@
+*.iml
+.gradle
+/local.properties
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild