Tweaked tutorial script to better display scripts.

scripts/tutorial_gen.py

@@ -258,6 +258,9 @@ def processFile(infile, outfile=None, imgroot=""):
         imgnum = 0
         for line in f.readlines():
             line = line.rstrip("\n")
+            if line.startswith("```openscad"):
+                outdata.append("```openscad")
+            else:
                 outdata.append(line)
             if in_script:
                 if line == "```":

version.scad

@@ -8,7 +8,7 @@
 //////////////////////////////////////////////////////////////////////
 
 
-BOSL_VERSION = [2,0,219];
+BOSL_VERSION = [2,0,220];
 
 
 // Section: BOSL Library Version Functions