Update intent filter for import

app/src/main/AndroidManifest.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
+	xmlns:tools="http://schemas.android.com/tools"
 	package="net.pokeranalytics.android">
 
 	<uses-permission android:name="android.permission.INTERNET" />
@@ -31,7 +32,20 @@
 			</intent-filter>
 		</activity>
 
-        <activity android:name="net.pokeranalytics.android.ui.activity.ImportActivity">
+		<activity
+			android:name="net.pokeranalytics.android.ui.activity.ImportActivity"
+			android:launchMode="singleTop">
+
+			<intent-filter tools:ignore="AppLinkUrlError">
+				<action android:name="android.intent.action.VIEW" />
+				<category android:name="android.intent.category.DEFAULT" />
+
+				<data android:scheme="file" />
+				<data android:scheme="content" />
+				<data android:mimeType="text/comma-separated-values" />
+				<data android:mimeType="text/csv" />
+
+			</intent-filter>
 
 		</activity>