Import translations. DO NOT MERGE

Change-Id: If910133b10bc9b93ce582feaf068d7ce08995382
diff --git a/res/values-el/strings.xml b/res/values-el/strings.xml
index b0d7202..77246b4 100644
--- a/res/values-el/strings.xml
+++ b/res/values-el/strings.xml
@@ -246,6 +246,18 @@
     <string name="invalid_recipient" msgid="2161317422860961623">"Η διεύθυνση <xliff:g id="WRONGEMAIL">%s</xliff:g> δεν είναι έγκυρη."</string>
     <string name="show_elided" msgid="5255917904110437886">"▶ Εμφάνιση αναφερόμενου κειμένου"</string>
     <string name="hide_elided" msgid="8907305605854960737">"▼ Απόκρυψη αναφερόμενου κειμένου"</string>
+    <!-- no translation found for message_invite_title (6757287288611722175) -->
+    <skip />
+    <!-- no translation found for message_invite_calendar_view (1898326841767645665) -->
+    <skip />
+    <!-- no translation found for message_invite_label_attending (7378806613557157546) -->
+    <skip />
+    <!-- no translation found for message_invite_accept (869753811259793266) -->
+    <skip />
+    <!-- no translation found for message_invite_tentative (3898050756490962079) -->
+    <skip />
+    <!-- no translation found for message_invite_decline (4524135969656266758) -->
+    <skip />
     <string name="enumeration_comma" msgid="5191660524342286026">", "</string>
     <string name="ok" msgid="8339355733816891026">"OK"</string>
     <string name="done" msgid="3079981801778027540">"Τέλος"</string>