added constants for the kind of choices at the detection alert, changed the values

...rc/main/java/at/ac/fhstp/sonicontrol/ConfigConstants.java

...pp/src/main/java/at/ac/fhstp/sonicontrol/JSONManager.java

...p/src/main/java/at/ac/fhstp/sonicontrol/MainActivity.java

SoniControl/app/src/main/res/values/strings.xml