Added max_dimension_use_zoom lua function to control whether an individual BitmapText uses the zoom in maxwidth calculations.

src/BitmapText.h

@@ -25,6 +25,7 @@ public:
 	void SetVertSpacing( int iSpacing );
 	void SetMaxWidth( float fMaxWidth );
 	void SetMaxHeight( float fMaxHeight );
+	void SetMaxDimUseZoom(bool use);
 	void SetWrapWidthPixels( int iWrapWidthPixels );
 	void CropToWidth( int iWidthInSourcePixels );
 
@@ -77,6 +78,7 @@ protected:
 	int			m_iWrapWidthPixels;		// -1 = no wrap
 	float		m_fMaxWidth;			// 0 = no max
 	float		m_fMaxHeight;			// 0 = no max
+	bool m_MaxDimensionUsesZoom;
 	bool		m_bRainbowScroll;
 	bool		m_bJitter;
 	bool		m_bUsingDistortion;