Suppress underfull hbox warnings generated by the todonotes package.

Patch by Peter M Schuler.

todonotes.dtx

@@ -46,7 +46,7 @@
 %</driver>
 % \fi
 %
-% \CheckSum{489}
+% \CheckSum{495}
 %
 % \CharacterTable
 %  {Upper-case    \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
@@ -159,6 +159,8 @@
 % \changes{0.9.6}{2010/11/04}{Give fontsize to TikZ. Align notes with line where note 
 %             is set. Added new option fancyline. Patches by Benjamin Kellermann.}
 % \changes{0.9.7}{2011/03/07}{Updated documentation.}
+% \changes{0.9.8}{2011/04/21}{Suppress warnings about underfull / overful boxes 
+%             generated by the inserted todonotes. Patch by Peter M Schuler.}
 % \GetFileInfo{todonotes.dtx}   
 %
 % \DoNotIndex{\newcommand,\newenvironment}
@@ -1444,11 +1446,14 @@
         \draw node[notestyle] (inNote) {};%
     \end{tikzpicture}%
 \else%
+	\let\originalHbadness\hbadness
+	\hbadness 100000
     \begin{tikzpicture}[remember picture,baseline=(X.base)]%
     		\node(X){\vphantom{X}};%
         \draw node[notestyle,font=\@todonotes@sizecommand,anchor=north] (inNote) at (X.north)%
             {\@todonotes@text};%
     \end{tikzpicture}%
+	\hbadness \originalHbadness
 \fi}%
 %    \end{macrocode}
 % \end{macro}