Add string

app/src/main/res/values/strings.xml

@@ -7,6 +7,7 @@
     <string name="minute">Minute</string>
     <string name="more">More</string>
     <string name="variant">Variant</string>
+    <string name="line">Line</string>
     <!--<string name="session_missing_end_date">Please set the end date for the session</string>-->
     <!--<string name="default_error_message">Sorry, something went wrong...please contact us!</string>-->