Merge pull request #2501 from sergevanginderachter/devel

gitignore and clean up authors file to  since it was removed from version control

.gitignore

 # build products...
 *.py[co]
 build
+AUTHORS.TXT
 # Emacs backup files...
 *~
 .\#*

Makefile

@@ -117,6 +117,8 @@ clean:
 	rm -rf deb-build
 	rm -rf docs/json
 	rm -rf docs/js
+	@echo "Cleaning up authors file"
+	rm -f AUTHORS.TXT
 
 python:
 	$(PYTHON) setup.py build