fixed reading of EPS pictures

found in: http://www.mail-archive.com/image-sig@python.org/msg03054.html

PIL/EpsImagePlugin.py

@@ -202,6 +202,10 @@ class EpsImageFile(ImageFile.ImageFile):
                         self.info[k[:8]] = k[9:]
                     else:
                         self.info[k] = ""
+                elif s[0] == '%':
+                    # handle non-DSC Postscript comments that some
+                    # tools mistakenly put in the Comments section
+                    pass
                 else:
                     raise IOError, "bad EPS header"