Remove global "using namespace std;" declarations, use "std::" prefixes on all std elements

Fix whitespace changes

src/RollingNumbers.cpp

@@ -77,10 +77,10 @@ void RollingNumbers::DrawPrimitives()
 
 	// draw leading part
 	DrawPart(diffuse_temp, stroke_temp,
-		max(0, original_crop_left), max(1-f, original_crop_right));
+		std::max((float) 0, original_crop_left), std::max(1-f, original_crop_right));
 	// draw regular color part
 	DrawPart(diffuse_orig, stroke_orig,
-		max(f, original_crop_left), max(0, original_crop_right));
+		std::max(f, original_crop_left), std::max(0.0f, original_crop_right));
 
 	m_pTempState->crop.left= original_crop_left;
 	m_pTempState->crop.right= original_crop_right;