Merge pull request #227 from square/mansi/update_readme

Updated doc

Author: plinio-square

docs/get-started.md

@@ -194,8 +194,8 @@ installing Reader SDK for iOS, see [Reader SDK iOS Setup Guide].
    `YOUR_SQUARE_READER_REPOSITORY_PASSWORD` with your Reader SDK credentials. **The framework will install in the current `ios` directory**.
     ```bash
     ruby <(curl https://connect.squareup.com/readersdk-installer) install \
-    --app-id YOUR_SQUARE_READER_APP_ID                                    \
-    --repo-password YOUR_SQUARE_READER_REPOSITORY_PASSWORD
+    --app-id $YOUR_SQUARE_READER_APP_ID                                    \
+    --repo-password $YOUR_SQUARE_READER_REPOSITORY_PASSWORD
     ```
 1. Add Reader SDK to your Xcode project:
    * Open the **General** tab for your app target in Xcode.

reader-sdk-react-native-quickstart/README.md

@@ -66,8 +66,8 @@ problems building the sample app.
    [root README]for this repo:
     ```bash
     ruby <(curl https://connect.squareup.com/readersdk-installer) install \
-    --app-id YOUR_SQUARE_READER_APP_ID                                    \
-    --repo-password YOUR_SQUARE_READER_REPOSITORY_PASSWORD
+    --app-id $YOUR_SQUARE_READER_APP_ID                                    \
+    --repo-password $YOUR_SQUARE_READER_REPOSITORY_PASSWORD
     ```
 4. Run the React Native project from the `reader-sdk-react-native-quickstart`
    project folder: