Fix several problems in choreonoid 1.1.0+dfsg-2.

  * Fix section. Initial upload was put in contrib/ by mistake.
  * Update symbols using pkgkde-getbuildlogs and pkgkde-symbolshelper.
  * Install pkg-config files in lib/arch (Closes: #708964).

 -- Thomas Moulard <thomas.moulard@gmail.com>  Mon, 20 May 2013 12:52:05 +0900