Added some JavaDoc comments.
Merge branch 'master' of https://github.com/dhbwtd/dhbw-td into bholste
Added attributes for credits, lifepoints, level and wave count in GameState. Updated HUD for dynamically displaying the stateOfTheWorld. Added some Comments.
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Merge fancy new imagez
Updated GameState
Set speed to normal
Merge branch 'master' of https://github.com/dhbwtd/dhbw-td into bholste
Merge branch 'mk' of github.com:dhbwtd/dhbw-td
Merge branch 'bholste' of github.com:dhbwtd/dhbw-td
Merge branch 'mk' of github.com:dhbwtd/dhbw-td
Added Buttons and implemented them including callbacks
Updated KeyboardObservable. Continued implementing HUD buttons. Updatet GameState with some useful parameters.
Merge branch 'bholste' of github.com:dhbwtd/dhbw-td
Merge branch 'mk' of github.com:dhbwtd/dhbw-td
Merge branch 'master' of github.com:dhbwtd/dhbw-td into mk
tower withot numbers