et-bbs-server - Added initial notes on how to log into the BBS as the sysop

overlay/etc/skel/notes/bbs-admin.md

@@ -0,0 +1,17 @@
+# BBS Admin
+
+## Logging in as the System Operator (SysOp)
+
+To access the BBS as an administrator (also called the sysop), perform 
+the following:
+
+1. Launch the Min web browser.
+
+2. Visit http://localhost:8012.
+
+3. Click on "SYSOP Signin".
+
+4. For the user use: `admin`
+
+5. For the password use: your Winlink password that you set with 
+   `et-user`.