one last doc

Author: shiftkey

LibGit2Sharp/ObjectDatabase.cs

@@ -346,7 +346,7 @@ public virtual Commit CreateCommit(Signature author, Signature committer, string
         /// <param name="tree">The <see cref="Tree"/> of the <see cref="Commit"/> to be created.</param>
         /// <param name="parents">The parents of the <see cref="Commit"/> to be created.</param>
         /// <param name="prettifyMessage">True to prettify the message, or false to leave it as is.</param>
-        /// <param name="commentChar">Character that lines start with to be stripped if prettifyMessage is true.</param>
+        /// <param name="commentChar">When non null, lines starting with this character will be stripped if prettifyMessage is true.</param>
         /// <returns>The created <see cref="Commit"/>.</returns>
         public virtual Commit CreateCommit(Signature author, Signature committer, string message, Tree tree, IEnumerable<Commit> parents, bool prettifyMessage, char? commentChar)
         {