Add Docker image for deployment

//
obrienlabs:biometric.web.docker michaelobrien$ ./build.sh 
Sending build context to Docker daemon  50.96MB
Step 1/2 : FROM tomcat:8.0.48-jre8
8.0.48-jre8: Pulling from library/tomcat
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Digest: sha256:b2cd0873b73036b3442c5794a6f79d554a4df26d95a40f5683383673a98f3330
Status: Downloaded newer image for tomcat:8.0.48-jre8
 ---> e072422ca96f
Step 2/2 : COPY target/biometric.web-*-SNAPSHOT.war /usr/local/tomcat/webapps/biometric.web.war
 ---> 5cd1152a967b
Successfully built 5cd1152a967b
Successfully tagged obrienlabs/biometric-web:latest
obrienlabs/biometric-web             latest              5cd1152a967b        1 second ago        608MB
Authenticating with existing credentials...
Login Succeeded
The push refers to repository [docker.io/obrienlabs/biometric-web]
2d64f287a896: Pushed 
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0.0.1: digest: sha256:dac09eb8c16fe9d5fb0080479e183acddbd178f77ab60d24fe7072aef0d7d073 size: 3048