added template for Nikola framework

Co-Authored-By: Lenz Grimmer <lenz@grimmer.com>

community/Python/Nikola.gitignore

@@ -0,0 +1,7 @@
+# gitignore template for Nikola static site generator
+# website: https://getnikola.com/
+
+.doit.db
+*.py[cod]
+cache/
+output/