Added drawable text classes, image pixel access and some changes/fixes. - New DrawableText and CachedDrawableText classes. - Added Image::getPixel(), Image::getPixels(), Image::setPixel() and Image::setPixels() methods. - Added Graphics::drawThickLine() function. - Changed signature of MouseListener::onMouseMoved() - Force disabling key repeat in all adapters. - Some refactoring and fixes.