Part of bug 119394, landing UI strings only.

r=cotter sr=alecf

mailnews/extensions/smime/jar.mn

@@ -23,5 +23,6 @@ en-US.jar:
     locale/en-US/messenger-smime/msgCompSecurityInfo.dtd             (resources/locale/en-US/msgCompSecurityInfo.dtd)
     locale/en-US/messenger-smime/msgCompSecurityInfo.properties      (resources/locale/en-US/msgCompSecurityInfo.properties)
     locale/en-US/messenger-smime/msgReadSecurityInfo.dtd             (resources/locale/en-US/msgReadSecurityInfo.dtd)
+    locale/en-US/messenger-smime/certFetchingStatus.dtd              (resources/locale/en-US/certFetchingStatus.dtd)
     locale/en-US/messenger-smime/msgSecurityInfo.properties          (resources/locale/en-US/msgSecurityInfo.properties) 
     locale/en-US/messenger-smime/contents.rdf                        (resources/locale/en-US/contents.rdf)

mailnews/extensions/smime/resources/locale/en-US/certFetchingStatus.dtd

@@ -0,0 +1,5 @@
+<!--LOCALIZATION NOTE shown while obtaining certificates from a directory -->
+
+<!ENTITY title.label "Downloading Certificates">
+<!ENTITY info.message "Searching the directory for recipients' certificates. This may take a few minutes.">
+<!ENTITY stop.label "Stop Searching">