add textmate grammar for JFlex

.gitmodules

@@ -651,3 +651,6 @@
 [submodule "vendor/grammars/Sublime-Red"]
 	path = vendor/grammars/Sublime-Red
 	url = https://github.com/Oldes/Sublime-Red
+[submodule "vendor/grammars/jflex.tmbundle"]
+	path = vendor/grammars/jflex.tmbundle
+	url = https://github.com/jflex-de/jflex.tmbundle.git

grammars.yml

@@ -295,6 +295,8 @@ vendor/grammars/javadoc.tmbundle:
 - text.html.javadoc
 vendor/grammars/javascript-objective-j.tmbundle:
 - source.js.objj
+vendor/grammars/jflex.tmbundle:
+- source.jflex
 vendor/grammars/jquery-tmbundle:
 - source.js.jquery
 vendor/grammars/json.tmbundle:

lib/linguist/languages.yml

@@ -1440,6 +1440,7 @@ JFlex:
   extensions:
   - .flex
   - .jflex
+  tm_scope: source.jflex
   ace_mode: text
 
 JSON: