Ignore orgguide spawns

* .gitignore: Ignore orgguide spawns.

.gitignore

@@ -30,9 +30,11 @@
 orgcard_letter.tex
 orgcard.txt
 org
+orgguide
 org-loaddefs.el
 org-version.el
 doc/org.texi
+doc/orgguide.texi
 doc/org-version.inc
 doc/org-version.tex
 org-*.tar*