Add new language Formatted for .for.

Sample file wksst8110.for is from the Climate Prediction Center at the
National Weather Service of the USA, and is in the public domain.

lib/linguist/heuristics.rb

@@ -164,7 +164,7 @@ module Linguist
       end
     end
 
-    disambiguate "FORTRAN", "Forth" do |data|
+    disambiguate "FORTRAN", "Forth", "Formatted" do |data|
       if /^: /.match(data)
         Language["Forth"]
       elsif /^([c*][^a-z]|      (subroutine|program)\s|\s*!)/i.match(data)

lib/linguist/languages.yml

@@ -931,6 +931,13 @@ Fantom:
   tm_scope: source.fan
   ace_mode: text
 
+Formatted:
+  type: data
+  extensions:
+  - .for
+  tm_scope: none
+  ace_mode: text
+
 Forth:
   type: programming
   color: "#341708"