refactoring of BrickTests

if possible, starting point is ScriptActivity - if test just checks the
editfields and spinners, startingpoint in MainMenuActivity is not needed
refactoring UiTestUtils

* insertValue takes the editTextIndex
* clickEnterClose should work now on Android 2.3 and Android 4 - on
Android 4 the button indices are different to Android 2.3
fix SoundRecorderTest
Merge branch 'issue#98_testRefactoring' into issue#98