Edit Install/Uninstall scripts; Update README.md

Edited Install and Uninstall scripts to handle both at_telnet_daemon and simpleadmin

simpleadmin/systemd/simpleadmin_generate_status.service

@@ -0,0 +1,10 @@
+[Unit]
+Description=Simpleadmin service to generate status from modem
+Requires=socat-smd11.service
+
+[Service]
+ExecStart=/usrdata/simpleadmin/scripts/build_modem_status
+Restart=always
+
+[Install]
+WantedBy=multi-user.target

simpleadmin/systemd/simpleadmin_httpd.service

@@ -0,0 +1,11 @@
+[Unit]
+Description=SimpleAdmin httpd service
+After=network.target
+
+[Service]
+Type=simple
+ExecStart=/usr/sbin/httpd -f -h /usrdata/simpleadmin/www -p 8080
+ExecStop=/bin/kill -WINCH ${MAINPID}
+
+[Install]
+WantedBy=multi-user.target

simpleadmin/systemd/ttl-override.service

@@ -0,0 +1,12 @@
+[Unit]
+Description=TTL Override
+After=ql-netd.service
+DefaultDependencies=no
+
+[Service]
+Type=oneshot
+ExecStart=/usrdata/simpleadmin/ttl/ttl-override start
+User=root
+
+[Install]
+WantedBy=multi-user.target