docs: ndnsec man pages improvements

 * Add a "See Also" section to most pages
 * Streamline/clarify some sentences
 * Refresh a few examples

Change-Id: I3e0b62ad01c06faac632a120cde22a8da472426e
diff --git a/docs/manpages/ndnsec-unlock-tpm.rst b/docs/manpages/ndnsec-unlock-tpm.rst
index f5a8d92..5e18108 100644
--- a/docs/manpages/ndnsec-unlock-tpm.rst
+++ b/docs/manpages/ndnsec-unlock-tpm.rst
@@ -4,10 +4,10 @@
 Synopsis
 --------
 
-ndnsec-unlock-tpm [**-h**]
+**ndnsec unlock-tpm** [**-h**]
 
 Description
 -----------
 
-:program:`ndnsec-unlock-tpm` can be used to (temporarily) unlock the
-**Trusted Platform Module (TPM)** that manages private keys.
+This command can be used to (temporarily) unlock the local
+**Trusted Platform Module (TPM)** that manages the private keys.