Add search bar to new site. (#2231)
Add search bar to new site. (#2231)

Add doc search to site version 2.
merlimat/pulsar,nkurihar/pulsar,nkurihar/pulsar,jai1/pulsar,nkurihar/pulsar,jai1/pulsar,jai1/pulsar,yahoo/pulsar,yahoo/pulsar,jai1/pulsar,yahoo/pulsar,massakam/pulsar,massakam/pulsar,massakam/pulsar,yahoo/pulsar,massakam/pulsar,ArvinDevel/incubator-pulsar,nkurihar/pulsar,merlimat/pulsar,jai1/pulsar,nkurihar/pulsar,merlimat/pulsar,ArvinDevel/incubator-pulsar,merlimat/pulsar,jai1/pulsar,massakam/pulsar,nkurihar/pulsar,merlimat/pulsar,ArvinDevel/incubator-pulsar,nkurihar/pulsar,yahoo/pulsar,ArvinDevel/incubator-pulsar,ArvinDevel/incubator-pulsar,jai1/pulsar,jai1/pulsar,nkurihar/pulsar,ArvinDevel/incubator-pulsar,jai1/pulsar,merlimat/pulsar,nkurihar/pulsar,ArvinDevel/incubator-pulsar,yahoo/pulsar,ArvinDevel/incubator-pulsar,massakam/pulsar