register user with intercom

android/Omnivore/app/src/main/java/app/omnivore/omnivore/EventTracker.kt

@@ -3,6 +3,8 @@ package app.omnivore.omnivore
 import android.content.Context
 import com.segment.analytics.kotlin.android.Analytics
 import com.segment.analytics.kotlin.core.*
+import io.intercom.android.sdk.Intercom
+import io.intercom.android.sdk.identity.Registration
 import org.json.JSONObject
 import javax.inject.Inject
 
@@ -21,6 +23,7 @@ class EventTracker @Inject constructor(val app: Context) {
 
   fun registerUser(userID: String) {
     segmentAnalytics.identify(userID)
+    Intercom.client().loginIdentifiedUser(Registration.create().withUserId(userID))
   }
 
   fun debugMessage(message: String) {