Fix documentation consistency in .gitignore

.gitignore

+# build products...
 *.py[co]
 build
 # Emacs backup files...
 *~
 .\#*
-# (s)rpm building stuff
+# RPM stuff...
 MANIFEST
 dist
 rpm-build
 # Eclipse/PyDev stuff...
 .project
 .pydevproject
-# PyCharm stuff
+# PyCharm stuff...
 .idea
-# Mac OS X stuff
+# Mac OS X stuff...
 .DS_Store
-# manpage build results (not all checked in)
+# manpage build stuff...
 docs/man/man3/*
 # Sublime stuff
 *.sublime-project
 *.sublime-workspace
-# docsite stuff
+# docsite stuff...
 docsite/rst/modules
 docsite/*.html
 docsite/_static/*.gif
 docsite/_static/*.png
 docsite/_static/websupport.js
-# deb building stuff
+# deb building stuff...
 debian/