patch for fixing duplicate parsing of coffeescript files in karma-coverage

patch.diff

--- preprocessor.js	2013-11-25 13:48:03.000000000 +0000
+++ preprocessor.old.js	2013-11-25 13:45:33.000000000 +0000
@@ -14,23 +14,19 @@
   }
 
   return function(content, file, done) {
-    log.debug('Processing originalPath "%s" path "%s".', file.originalPath, file.path);
-    log.debug(content);
-    log.debug(done);
+    log.debug('Processing "%s".', file.originalPath);
 
-    var jsPath = file.path.replace(basePath + '/', './');
+    var jsPath = file.originalPath.replace(basePath + '/', './');
     var which = jsPath.match(/\.coffee$/) ? ibrikwrapper : instrumenter;
 
-    if (!content.match(/__coverage__/)) {
-      which.instrument(content, jsPath, function(err, instrumentedCode) {
-        if (err) {
-          log.error('%s\n  at %s', err.message, file.originalPath);
-        }
-
-        file.path = file.path.replace(/\.coffee$/, '.js');
-        done(instrumentedCode);
-      });
-    }
+    which.instrument(content, jsPath, function(err, instrumentedCode) {
+      if(err) {
+        log.error('%s\n  at %s', err.message, file.originalPath);
+      }
+
+      file.path = file.path.replace(/\.coffee$/, '.js');
+      done(instrumentedCode);
+    });
   };
 };