Added Sachin Dedhiya's second talk
Added Sachin Dedhiya's second talk

rigved/in2015.mini.debconf.org,rajuvindane/in2015.mini,rajuvindane/in2015.mini,rigved/in2016.mini.debconf.org,rigved/in2016.mini.debconf.org,rigved/in2015.mini.debconf.org