Add a note about no support for .nvmrc directly where people will be …

…looking for it

README.md

@@ -69,7 +69,7 @@ NVM for Windows is a command line tool. Simply type `nvm` in the console for hel
 - `nvm off`: Disable node.js version management (does not uninstall anything).
 - `nvm proxy [url]`: Set a proxy to use for downloads. Leave `[url]` blank to see the current proxy. Set `[url]` to "none" to remove the proxy.
 - `nvm uninstall <version>`: Uninstall a specific version.
-- `nvm use <version> [arch]`: Switch to use the specified version. Optionally specify 32/64bit architecture. `nvm use <arch>` will continue using the selected version, but switch to 32/64 bit mode based on the value supplied to `<arch>`.
+- `nvm use <version> [arch]`: Switch to use the specified version. Optionally specify 32/64bit architecture. `nvm use <arch>` will continue using the selected version, but switch to 32/64 bit mode based on the value supplied to `<arch>`. For information about using `set` in a specific directory (or using `.nvmrc`), please refer to [issue #16](https://github.com/coreybutler/nvm-windows/issues/16).
 - `nvm root <path>`: Set the directory where nvm should store different versions of node.js. If `<path>` is not set, the current root will be displayed.
 - `nvm version`: Displays the current running version of NVM for Windows.
 - `nvm node_mirror <node_mirror_url>`: Set the node mirror.People in China can use *https://npm.taobao.org/mirrors/node/*