Set file dialog to open in previously chosen directory or, if not available, the current directory.
Added semi-transparent white border when object is invisible.
Set TextBox, DialogueBox and Button over other objects by default.
Added missing initialization of textColor and nameColor.
Added setNameColor() and setTextColor() functions to DialogueBox.
Minor update related to text color of TextBox.
Set correct (character) colors when executing Dialogue action.
Stop setting automatically a character in a Dialogue action when none is set.
Added defaultTextColor member and related methods to TextBox class.
Minor update to the TextBox editor.
Added setTextColor() and activateDefaultTextColor() methods to DialogueBox class.
Renamed setSpeakerColor() method to setSpeakerNameColor().
 Added some minor improvements to the add character dialog window.
Improved handling of TextBox objects in Dialogue actions.
Activated smooth pixmap transformations.