Import translations. DO NOT MERGE

Change-Id: If230ef1901c4a2ee0cc0f0d682ae89896c022aad
Auto-generated-cl: translation import
diff --git a/res/values-en-rGB/strings.xml b/res/values-en-rGB/strings.xml
index 97cc163..53472b3 100644
--- a/res/values-en-rGB/strings.xml
+++ b/res/values-en-rGB/strings.xml
@@ -38,6 +38,7 @@
     <string name="respond_via_sms_confirmation_format" msgid="7229149977515784269">"Message sent to <xliff:g id="PHONE_NUMBER">%s</xliff:g>."</string>
     <string name="outgoing_call_not_allowed" msgid="1434784869685645427">"This user is not allowed to make non-emergency phone calls"</string>
     <string name="outgoing_call_error_no_phone_number_supplied" msgid="4987143284589568716">"Call not sent. No valid number entered."</string>
+    <string name="duplicate_video_call_not_allowed" msgid="3749211605014548386">"Call cannot be added at this time."</string>
     <string name="no_vm_number" msgid="4164780423805688336">"Missing voicemail number"</string>
     <string name="no_vm_number_msg" msgid="1300729501030053828">"No voicemail number is stored on the SIM card."</string>
     <string name="add_vm_number_str" msgid="4676479471644687453">"Add number"</string>