Update provided omz custom script

contrib/gpm_func_omz.zsh

@@ -0,0 +1,22 @@
+# Completion
+source <(gitlab-project-manager completion zsh)
+
+alias gpm="gitlab-project-manager"
+
+# Go to a project, specify a fzf filter or filter
+# through them all
+pgo () {
+	project=` gitlab-project-manager project cd $1 `
+	if [ $? -eq 0 ]; then
+		cd $project
+	fi
+}
+
+# Add a new project to your local projects path
+padd () {
+	gitlab-project-manager project add
+}
+
+plist () {
+	gitlab-project-manager alias list
+}