Added .bashrc.d directory with initial alias and function for testing.

dot_bashrc.d/08.alias

@@ -0,0 +1,10 @@
+#!/usr/bin/env bash
+
+# navigation
+alias +='pushd .'
+alias -='popd'
+alias ..='cd ..'
+alias ...='cd ../..'
+
+# tail alias
+alias tailer="tail --follow=name --retry"

dot_bashrc.d/09.functions

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+#!/usr/bin/env bash
+#
+# Bash Functions sourced by .bashrc / .sshrc
+#
+
+# Get SSL Certificate information
+# Based on https://serverfault.com/questions/661978/displaying-a-remote-ssl-certificate-details-using-cli-tools
+function getCertInfo() {
+    local myServer=${1:?a Servername is required}
+    local myPort=${2:-443}
+
+    echo | openssl s_client -showcerts -servername $myServer -connect $myServer:$myPort 2>/dev/null | openssl x509 -inform pem -noout -text
+}

dot_bashrc.d/bashrc.init

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+# This churns through files in $HOME/.bashrc.d if they are executable.
+if [ -d $HOME/.bashrc.d ]; then
+    for x in $HOME/.bashrc.d/* ; do
+        if [[ "${x##*/}" != "bashrc.init" ]]; then
+            test -f "$x" || continue
+            test -x "$x" || continue
+            . "$x"
+        fi
+    done
+fi
+