Add importFrom lifecycle badge

Change-Id: Ie65160474c6d14ab8bc4088434b504b28da53e3a
diff --git a/NAMESPACE b/NAMESPACE
index 9420cc0..b7da044 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -87,6 +87,7 @@
 importFrom(ggplot2,scale_x_continuous)
 importFrom(ggplot2,theme)
 importFrom(jsonlite,fromJSON)
+importFrom(lifecycle,badge)
 importFrom(lubridate,year)
 importFrom(magrittr,"%>%")
 importFrom(magrittr,debug_pipe)