removed note on trivial case from certain interaction and editorial

ietf-lamps-hp-requirements/draft-ietf-lamps-header-protection-requirements.mkd

@@ -211,7 +211,7 @@ following intermediate interactions need to be considered as well:
    not support any HP
 
 3) The sending side does not support any HP, while the receiving
-   side fully supports HP (trivial case)
+   side fully supports HP
 
 4) Neither the sending side nor the receiving side supports any HP
    (trivial case)
@@ -237,7 +237,7 @@ legacy HP:
    does not support any HP
 
 9) The sending side does not support any HP, while the receiving side
-   supports legacy HP only (trivial case)
+   supports legacy HP only
 
 {::include ../shared/fence-line.mkd}
 
@@ -305,7 +305,7 @@ G2: To foster wide implementation of the new solution, it shall be
     the new mechanism for HP.
 
 G3: There SHOULD be only one format that covers all Protection Levels
-    (cf. {{protection-levels}}))
+    (see above)
     
     [[ TODO: Should this one remain in the document?
        If yes, consider improve / rewrite sentence