Don't use redist client for Go SDK because of P+Z support

incubating/mq-golang-sdk/Dockerfile

@@ -11,11 +11,23 @@
 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+ 
+ARG BASE_IMAGE=mq-sdk:9.1.1.0-x86_64-ubuntu-16.04
 
-FROM golang:1.10
+FROM $BASE_IMAGE
 
-# Install the MQ redistributable client (including header files) into the Go builder image
-RUN mkdir -p /opt/mqm \
-  && curl -L https://public.dhe.ibm.com/ibmdl/export/pub/software/websphere/messaging/mqdev/redist/9.1.1.0-IBM-MQC-Redist-LinuxX64.tar.gz | tar -xz -C /opt/mqm
-ENV CGO_CFLAGS="-I/opt/mqm/inc/" \
-    CGO_LDFLAGS_ALLOW="-Wl,-rpath.*"
+COPY incubating/mq-golang-sdk/install-golang.sh /usr/local/bin
+
+ENV GO_VERSION=1.10
+
+ENV PATH="${PATH}:/usr/lib/go-${GO_VERSION}/bin:/go/bin:/usr/local/go/bin" \
+    CGO_CFLAGS="-I/opt/mqm/inc/"                                           \
+    CGO_LDFLAGS_ALLOW="-Wl,-rpath.*"                                       \
+    GOPATH="/go"
+
+# Install the Go compiler and Git
+RUN chmod +x /usr/local/bin/install-golang.sh \
+    && sleep 1 \
+    && install-golang.sh 
+
+WORKDIR $GOPATH