Add default sqlite db to .gitignore
Add default sqlite db to .gitignore

Change-Id: I473e047b219d2f4dab651bd90158b95ae28b5d88

bigfootproject/sahara,citrix-openstack-build/sahara,keedio/sahara,redhat-openstack/sahara,zhangjunli177/sahara,zhujzhuo/Sahara,esikachev/scenario,xme1226/sahara,zhangjunli177/sahara,tellesnobrega/storm_plugin,bigfootproject/sahara,redhat-openstack/sahara,matips/iosr-2015,keedio/sahara,tellesnobrega/sahara,openstack/sahara,mapr/sahara,citrix-openstack-build/sahara,zhangjunli177/sahara,ekasitk/sahara,matips/iosr-2015,bigfootproject/sahara,ekasitk/sahara,egafford/sahara,mapr/sahara,tellesnobrega/sahara,crobby/sahara,esikachev/scenario,redhat-openstack/sahara,matips/iosr-2015,henaras/sahara,tellesnobrega/storm_plugin,ekasitk/sahara,keedio/sahara,crobby/sahara,esikachev/sahara-backup,esikachev/sahara-backup,zhujzhuo/Sahara,zhujzhuo/Sahara,esikachev/scenario,openstack/sahara,egafford/sahara,tellesnobrega/storm_plugin,henaras/sahara,xme1226/sahara,esikachev/sahara-backup,mapr/sahara,xme1226/sahara,crobby/sahara,henaras/sahara,citrix-openstack-build/sahara