Clean up imports

Signed-off-by: Mario Danic <mario@lovelyhq.com>

app/src/main/java/com/nextcloud/talk/adapters/items/ConversationItem.java

@@ -43,7 +43,6 @@ import com.nextcloud.talk.models.database.UserEntity;
 import com.nextcloud.talk.models.json.chat.ChatMessage;
 import com.nextcloud.talk.models.json.rooms.Conversation;
 import com.nextcloud.talk.utils.ApiUtils;
-import com.nextcloud.talk.utils.TextMatchers;
 import com.nextcloud.talk.utils.glide.GlideApp;
 
 import org.apache.commons.lang3.StringUtils;

app/src/main/java/com/nextcloud/talk/adapters/messages/MagicPreviewMessageViewHolder.java

@@ -29,7 +29,6 @@ import com.nextcloud.talk.R;
 import com.nextcloud.talk.application.NextcloudTalkApplication;
 import com.nextcloud.talk.models.json.chat.ChatMessage;
 import com.nextcloud.talk.utils.DisplayUtils;
-import com.nextcloud.talk.utils.TextMatchers;
 import com.stfalcon.chatkit.messages.MessageHolders;
 
 import butterknife.BindView;

app/src/main/java/com/nextcloud/talk/application/NextcloudTalkApplication.java

@@ -25,7 +25,6 @@ import android.os.Build;
 import android.util.Log;
 
 import com.facebook.cache.disk.DiskCacheConfig;
-import com.facebook.common.logging.FLog;
 import com.facebook.drawee.backends.pipeline.Fresco;
 import com.facebook.imagepipeline.core.ImagePipelineConfig;
 import com.nextcloud.talk.dagger.modules.BusModule;