made code more C++ like
made code more C++ like

moritzdannhauer/SCIRunGUIPrototype,jessdtate/SCIRun,jessdtate/SCIRun,jessdtate/SCIRun,jessdtate/SCIRun,jessdtate/SCIRun,moritzdannhauer/SCIRunGUIPrototype,jessdtate/SCIRun,moritzdannhauer/SCIRunGUIPrototype,jessdtate/SCIRun,jessdtate/SCIRun,moritzdannhauer/SCIRunGUIPrototype,moritzdannhauer/SCIRunGUIPrototype,moritzdannhauer/SCIRunGUIPrototype,moritzdannhauer/SCIRunGUIPrototype