More doc updates

Author: pokey

README.md

@@ -4,7 +4,9 @@ Creates an http server listening for commands.
 
 ## Features
 
-On startup, spawns an http server listening for commands. The port of the server for the active editor is written to a file named `vscode-port` in the operating system's default directory for temporary files.
+On startup, spawns an http server listening for commands to execute. The port
+of the server for the active editor is written to a file named `vscode-port` in
+the operating system's default directory for temporary files.
 
 Accepts requests of the form:
 
@@ -19,6 +21,10 @@ POST /execute-command HTTP/1.1
 }
 ```
 
-Upon receiving the above, this extension would run the command `some-command-id` with argument `"some-argument"`.
+Upon receiving the above, this extension would run the command
+`some-command-id` with argument `"some-argument"`.
+
+Note that the server is bound to `localhost`, so it will only accept commands
+from processes running on the same host as VSCode.
 
 ## Release Notes

package.json

@@ -8,7 +8,7 @@
 		"type": "git",
 		"url": "https://github.com/pokey/command-server"
 	},
-	"version": "0.1.2",
+	"version": "0.1.3",
 	"engines": {
 		"vscode": "^1.53.0"
 	},