Add deployment instruction into README.md
Add deployment instruction into README.md

Change-Id: I228980dee8c97ab23e8ea04205cbe0ae31b07aca

swcloud/toolkit,jmuk/toolkit,tcoffee-google/toolkit,shinfan/toolkit,shinfan/toolkit,saicheems/toolkit,jcanizales/toolkit,googleapis/gapic-generator,jcanizales/toolkit,googleapis/gapic-generator,swcloud/toolkit,shinfan/toolkit,googleapis/gapic-generator,googleapis/gapic-generator,swcloud/toolkit,googleapis/gapic-generator,swcloud/toolkit,googleapis/gapic-generator,googleapis/gapic-generator,swcloud/toolkit,geigerj/toolkit,saicheems/toolkit,shinfan/toolkit,shinfan/toolkit