peacekeeping: add a module with phrases which are very different in different languages, e.g. greetings. The english and swedish implementations do not yet use the resource grammars, and the finnish is empty.

examples/peacekeeping/english/PeacePhrases_Eng.gf

@@ -0,0 +1,12 @@
+--# -path=.:..:present:prelude
+
+concrete PeacePhrases_Eng of PeacePhrases = 
+  PeaceCat_Eng ** open ResEng in {
+
+lin
+    Hello = { s = "hello" ++ "." } ;
+    GoodMorning = { s = ["good morning"] ++ "." } ;
+    GoodEvening = { s = ["good evening"] ++ "." } ;
+    WhatIsNamePron p = { s = ["what is"] ++ p.s!Gen ++ "name" ++ "?"; };
+
+}