add cost to help

changelog

@@ -40,6 +40,7 @@ SVN trunk (1.1.2+svn):
    * fixed the resistances of the Sky Drake line
  * Wesnoth engine
    * new unit display graphic engine...
+   * added unit cost to help
 
 Version 1.1.2:
  * campaigns

src/help.cpp

@@ -1123,6 +1123,7 @@ public:
 		// Print some basic information such as HP and movement points.
 		ss << _("HP: ") << type_.hitpoints() << jump(30)
 		   << _("Moves: ") << type_.movement() << jump(30)
+		   << _("Cost: ") << type_.cost() << jump(30)
 		   << _("Alignment: ")
 		   << "<ref>dst='time_of_day' text='"
 		   << type_.alignment_description(type_.alignment())