Add IMPACT 2014 publications
Add IMPACT 2013 bibtex file

Submitted by Armin.
Show conf/journal/workshop
Make authors optional, add editors
adding cc 2008 paper on pluto

Signed-off-by: Uday Bondhugula <udayreddy@gmail.com>
Make background scale in horizontal direction
Updated ISCC Demo
Minor correction
Merge remote-tracking branch 'origin' into gh-pages