added skopeo to packages

setup/apk-packages-desktop.txt

@@ -0,0 +1,16 @@
+#
+#  Author: Hari Sekhon
+#  Date: 2019-03-16 20:35:14 +0000 (Sat, 16 Mar 2019)
+#
+#  https://github.com/harisekhon/devops-bash-tools
+#
+#  License: see accompanying LICENSE file
+#
+#  https://www.linkedin.com/in/harisekhon
+#
+
+# ============================================================================ #
+#                      Alpine Desktop Package Requirements
+# ============================================================================ #
+
+skopeo

setup/brew-packages-desktop.txt

@@ -137,6 +137,7 @@ ruby-completion
 screen  # get newer version for -Q switch, will use different sockets directory
 s3cmd
 scalastyle
+skopeo
 snappy
 sonar-completion
 sonar-scanner

setup/rpm-packages-desktop.txt

@@ -167,6 +167,7 @@ screen
 sguil-client
 sguil-sensor
 sguil-server
+skopeo
 sipcalc
 slurm
 snort