Filenames now preserve capital letters.

generate.py

@@ -218,7 +218,7 @@ class Model(object):
         return php_block(php) if add_php_block else php
 
     def filename(self):
-        return self.classname().lower().replace('_', '') + '.php'
+        return self.classname().replace('_', '') + '.php'
 
     def create_path_from_dir(self, dirname):
         return os.path.dirname(dirname + '//') + '/' + self.filename()