Rename baboon to mandrill

![Baboon](https://en.wikipedia.org/wiki/Baboon)
![Mandrill](https://en.wikipedia.org/wiki/Mandrill)

README.md

@@ -271,7 +271,7 @@ path.polygon(
 )
 
 let paint = newPaint(pkImageTiled)
-paint.image = readImage("examples/data/baboon.png")
+paint.image = readImage("examples/data/mandrill.png")
 paint.imageMat = scale(vec2(0.08, 0.08))
 
 image.fillPath(path, paint)

examples/image_tiled.nim

@@ -11,7 +11,7 @@ path.polygon(
 )
 
 let paint = newPaint(pkImageTiled)
-paint.image = readImage("examples/data/baboon.png")
+paint.image = readImage("examples/data/mandrill.png")
 paint.imageMat = scale(vec2(0.08, 0.08))
 
 image.fillPath(path, paint)

tests/test_images.nim

@@ -113,9 +113,9 @@ block:
 
 block:
   let
-    a = readImage("tests/fileformats/png/baboon.png")
+    a = readImage("tests/fileformats/png/mandrill.png")
     b = a.minifyBy2()
-  b.writeFile("tests/images/minifiedBaboon.png")
+  b.writeFile("tests/images/minifiedMandrill.png")
 
 block:
   let a = newImage(100, 100)

tests/test_paints.nim

@@ -18,7 +18,7 @@ block:
 
 block:
   let paint = newPaint(pkImage)
-  paint.image = decodePng(readFile("tests/fileformats/png/baboon.png"))
+  paint.image = decodePng(readFile("tests/fileformats/png/mandrill.png"))
   paint.imageMat = scale(vec2(0.2, 0.2))
 
   let image = newImage(100, 100)
@@ -27,7 +27,7 @@ block:
 
 block:
   let paint = newPaint(pkImage)
-  paint.image = decodePng(readFile("tests/fileformats/png/baboon.png"))
+  paint.image = decodePng(readFile("tests/fileformats/png/mandrill.png"))
   paint.imageMat = scale(vec2(0.2, 0.2))
   paint.opacity = 0.5
 
@@ -37,7 +37,7 @@ block:
 
 block:
   let paint = newPaint(pkImageTiled)
-  paint.image = decodePng(readFile("tests/fileformats/png/baboon.png"))
+  paint.image = decodePng(readFile("tests/fileformats/png/mandrill.png"))
   paint.imageMat = scale(vec2(0.02, 0.02))
 
   let image = newImage(100, 100)
@@ -46,7 +46,7 @@ block:
 
 block:
   let paint = newPaint(pkImageTiled)
-  paint.image = decodePng(readFile("tests/fileformats/png/baboon.png"))
+  paint.image = decodePng(readFile("tests/fileformats/png/mandrill.png"))
   paint.imageMat = scale(vec2(0.02, 0.02))
   paint.opacity = 0.5