Default spacing of 4, update tests

Author: hugovk

PIL/ImageDraw.py

@@ -267,7 +267,7 @@ def text(self, xy, text, fill=None, font=None, anchor=None):
             self.draw.draw_bitmap(xy, mask, ink)
 
     def multiline_text(self, xy, text, fill=None, font=None, anchor=None,
-                       spacing=0, align="left"):
+                       spacing=4, align="left"):
         widths = []
         max_width = 0
         lines = self._multiline_split(text)

Tests/images/multiline_text.png

@@ -130,7 +130,7 @@ def test_render_multiline(self):
             im = Image.new(mode='RGB', size=(300, 100))
             draw = ImageDraw.Draw(im)
             ttf = ImageFont.truetype(FONT_PATH, FONT_SIZE)
-            line_spacing = draw.textsize('A', font=ttf)[1]
+            line_spacing = draw.textsize('A', font=ttf)[1] + 4
             lines = TEST_TEXT.split("\n")
             y = 0
             for line in lines: