modified:   .idea/workspace.xml
	modified:   AndroidManifest.xml
	new file:   src/com/atrdev/acalc/ButtonHandle.java
	new file:   src/com/atrdev/acalc/Interface.java
	new file:   src/com/atrdev/acalc/Math.java
	deleted:    src/com/atrdev/acalc/MainActivity.java