Added pictures for ROSCon
Added talk for ROSCon 2013
[ROSCon] Added pr2_mapping video
[ROSCon] Added amcl and move_base video and update remarks
[ROSCon] Some more remarks
[ROSCon] remove unused builder lines
[ROSCon] add OpenRTM
Merge pull request #1 from pierriko/gh-pages

ROSCon13 changes