Merge pull request #74 from josephmbeveridge/update-readme-react-nati…

…ve-caches

Update the README to explain resetting cache with React Native.

README.md

@@ -63,7 +63,9 @@ In `.babelrc` file:
 }
 ```
 
-Each time you modify a GraphQL file, the `node_modules/.cache/babel-loader` folder must be cleared for the changes to take effect. I recommend prepending the relevant script in your `package.json` and rerunning the script when you change a GraphQL file:
+Each time you modify a GraphQL file, the cache must be cleared for the changes to take effect.
+
+If using node then the `node_modules/.cache/babel-loader` folder must be cleared. I recommend prepending the relevant script in your `package.json` and rerunning the script when you change a GraphQL file:
 
 ```JSON
 {
@@ -73,6 +75,12 @@ Each time you modify a GraphQL file, the `node_modules/.cache/babel-loader` fold
 }
 ```
 
+If using React Native then the metro cache must be reset every time you change a GraphQL file:
+
+```
+react-native start --reset-cache
+```
+
 > Note: Windows users would need to use `rimraf` or another solution in place of `rm -rf`.
 
 ## Basic Usage