tweaking .gitignore to allow "Robofont.sublime-build" file in assets

.gitignore

@@ -3,6 +3,7 @@ _site
 .jekyll-metadata
 public/
 *.sublime*
+!assets/code/how-tos/Robofont.sublime-build
 Gemfile.lock
 .DS_Store
-/_pythonHelpers/ftpSettings.py
+/_pythonHelpers/ftpSettings.py
\ No newline at end of file

assets/code/how-tos/Robofont.sublime-build

+{
+    "cmd": ["robofont", "-p", "$file"],
+    "file_regex": "^[ ]File \"(...?)\", line ([0-9]*)",
+    "selector": "source.python",
+}
\ No newline at end of file