[krbdev.mit.edu #8170] git commit

[Greg Hudson via RT]

Fix minor documentation errors

Fix typos, remove excess header underlines, and remove trailing
whitespace.

[ghudson at mit.edu: squashed several commits, summarized commit
messages]

https://github.com/krb5/krb5/commit/4ad099d28437b542b76053f44f18f763bdcd5152
Author: Michael Mattioli <mattiolimichael at gmail.com>
Committer: Greg Hudson <ghudson at mit.edu>
Commit: 4ad099d28437b542b76053f44f18f763bdcd5152
Branch: master
 doc/appdev/refs/index.rst   |    2 +-
 doc/kadmin/README           |   20 ++++++++++----------
 doc/plugindev/hostrealm.rst |    2 +-
 doc/tools/README            |    5 +----
 4 files changed, 13 insertions(+), 16 deletions(-)