add accepted/received/origform to MNRAS template

mnras/demo.md

@@ -10,6 +10,9 @@ title: "Preparation of MNRAS Articles using Markdown and Pandoc"
 shorttitle: "MNRAS Markdown Template"
 shortauthors: Privon
 pubyear: 2018
+#accepted:
+#received:
+#originalform:
 author:
 - name: George C. Privon
   affiliation: ["Department of Astronomy, University of Florida, 211 Bryant Space Sciences Center, Gainesville, 32611 FL, USA"]

mnras/mnras_template.tex

@@ -49,7 +49,27 @@ $endif$
 $endfor$
 }
 
-\date{$date$}
+
+\date{
+Accepted 
+$if(accepted)$
+$accepted$.
+$else$
+XXX.
+$endif$
+Received
+$if(received)$
+$received$;
+$else$
+YYY;
+$endif$
+in original form
+$if(originalform)$
+$originalform$;
+$else$
+ZZZ
+$endif$
+}
 
 $if(pubyear)$
 \pubyear{$pubyear$}