Add git to docker packages

services/git-bridge/Dockerfile

@@ -5,7 +5,7 @@ FROM ubuntu:latest
 
 
 RUN apt-get update && \
-  apt-get install -y make maven openjdk-8-jdk && \
+  apt-get install -y git make maven openjdk-8-jdk && \
   update-alternatives --install /usr/bin/java java /usr/lib/jvm/java-8-openjdk-amd64/bin/java 100 && \
   update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/java-8-openjdk-amd64/bin/javac 100 && \
   update-alternatives --set java /usr/lib/jvm/java-8-openjdk-amd64/bin/java && \