Fix RTL lint errors

Change-Id: I0fc2e3773efff571236df288c72e250cf6f06803

Author: samtstern

app/src/main/AndroidManifest.xml

@@ -14,7 +14,7 @@
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:theme="@style/AppTheme"
-        android:supportsRtl="true"
+        android:supportsRtl="false"
         tools:ignore="GoogleAppIndexingWarning">
         <activity android:name=".ChooserActivity">
             <intent-filter>

auth/src/main/AndroidManifest.xml

@@ -5,7 +5,8 @@
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
     <uses-permission android:name="android.permission.INTERNET"/>
 
-    <application>
+    <application
+        android:supportsRtl="false">
 
         <meta-data
             android:name="com.google.android.gms.version"

auth/src/main/java/com/firebase/ui/auth/ui/email/CheckEmailFragment.java

@@ -122,9 +122,10 @@ public void onActivityCreated(@Nullable Bundle savedInstanceState) {
         // Check for email
         String email = getArguments().getString(ExtraConstants.EXTRA_EMAIL);
         if (!TextUtils.isEmpty(email)) {
+            // Use email passed in
             mEmailEditText.setText(email);
             validateAndProceed();
-        } if (mHelper.getFlowParams().smartLockEnabled) {
+        } else if (mHelper.getFlowParams().smartLockEnabled) {
             // Try SmartLock email autocomplete hint
             showEmailAutoCompleteHint();
         }