SI-1620 proxy in Dockerfiles added
diff --git a/gfsBackendService/Dockerfile_Branch b/gfsBackendService/Dockerfile_Branch
index 1753c34..75afca4 100644
--- a/gfsBackendService/Dockerfile_Branch
+++ b/gfsBackendService/Dockerfile_Branch
@@ -1,10 +1,9 @@
 FROM openjdk:8-jre-alpine
+ENV HTTP_PROXY http://webproxy3.pta.de:8080
+ENV HTTPS_PROXY http://webproxy3.pta.de:8080
 ENV TZ Europe/Berlin
 ENV JAVA_TOOL_OPTIONS -agentlib:jdwp=transport=dt_socket,address=8000,server=y,suspend=n
 
-RUN export proxy_http=http://webproxy3.pta.de:8080
-RUN export proxys_http=http://webproxy3.pta.de:8080
-
 RUN apk add --no-cache tzdata
 
 COPY /target/grid-failure-information.backend.service.jar /usr/src/cbd/
diff --git a/gfsBackendService/Dockerfile_DevServer b/gfsBackendService/Dockerfile_DevServer
index 741033b..5fcc885 100644
--- a/gfsBackendService/Dockerfile_DevServer
+++ b/gfsBackendService/Dockerfile_DevServer
@@ -1,10 +1,9 @@
 FROM openjdk:8-jre-alpine
+ENV HTTP_PROXY http://webproxy3.pta.de:8080
+ENV HTTPS_PROXY http://webproxy3.pta.de:8080
 ENV TZ Europe/Berlin
 ENV JAVA_TOOL_OPTIONS -agentlib:jdwp=transport=dt_socket,address=8000,server=y,suspend=n
 
-RUN export proxy_http=http://webproxy3.pta.de:8080
-RUN export proxys_http=http://webproxy3.pta.de:8080
-
 RUN apk add --no-cache tzdata
 
 COPY /target/grid-failure-information.backend.service.jar /usr/src/cbd/
diff --git a/gfsBackendService/Dockerfile_DevServerUnsecure b/gfsBackendService/Dockerfile_DevServerUnsecure
index 546717f..87772cc 100644
--- a/gfsBackendService/Dockerfile_DevServerUnsecure
+++ b/gfsBackendService/Dockerfile_DevServerUnsecure
@@ -1,10 +1,9 @@
 FROM openjdk:8-jre-alpine
+ENV HTTP_PROXY http://webproxy3.pta.de:8080
+ENV HTTPS_PROXY http://webproxy3.pta.de:8080
 ENV TZ Europe/Berlin
 ENV JAVA_TOOL_OPTIONS -agentlib:jdwp=transport=dt_socket,address=8000,server=y,suspend=n
 
-RUN export proxy_http=http://webproxy3.pta.de:8080
-RUN export proxys_http=http://webproxy3.pta.de:8080
-
 RUN apk add --no-cache tzdata
 
 COPY /target/grid-failure-information.backend.service.jar /usr/src/cbd/