--- a/ThirdParty/Pygments/pygments/lexers/modeling.py	Sun Jan 24 16:15:58 2016 +0100
+++ b/ThirdParty/Pygments/pygments/lexers/modeling.py	Sun Jan 24 19:28:37 2016 +0100
@@ -5,7 +5,7 @@
 
     Lexers for modeling languages.
 
-    :copyright: Copyright 2006-2014 by the Pygments team, see AUTHORS.
+    :copyright: Copyright 2006-2015 by the Pygments team, see AUTHORS.
     :license: BSD, see LICENSE for details.
 """
 
@@ -284,8 +284,8 @@
     """Pygments Lexer for Stan models.
 
     The Stan modeling language is specified in the *Stan Modeling Language
-    User's Guide and Reference Manual, v2.4.0*,
-    `pdf <https://github.com/stan-dev/stan/releases/download/v2.4.0/stan-reference-2.4.0.pdf>`__.
+    User's Guide and Reference Manual, v2.8.0*,
+    `pdf <https://github.com/stan-dev/stan/releases/download/v2.8.8/stan-reference-2.8.0.pdf>`__.
 
     .. versionadded:: 1.6
     """
@@ -332,6 +332,8 @@
             # Special names ending in __, like lp__
             (r'[A-Za-z]\w*__\b', Name.Builtin.Pseudo),
             (r'(%s)\b' % r'|'.join(_stan_builtins.RESERVED), Keyword.Reserved),
+            # user-defined functions
+            (r'[A-Za-z]\w*(?=\s*\()]', Name.Function),
             # Regular variable names
             (r'[A-Za-z]\w*\b', Name),
             # Real Literals