Move casper tests to a clearer directory name.

frontend_tests/run

@@ -30,7 +30,7 @@ parser.add_option('--remote-debug',
 test_files = []
 for file in args:
     if not os.path.exists(file):
-        file = os.path.join(os.path.dirname(__file__), '../frontend_tests/tests', file)
+        file = os.path.join(os.path.dirname(__file__), '../frontend_tests/casper_tests', file)
     test_files.append(os.path.abspath(file))
 
 os.chdir(os.path.join(os.path.dirname(os.path.realpath(__file__)), '..'))
@@ -79,7 +79,7 @@ try:
     if test_files:
         cmd += ' '.join(test_files)
     else:
-        cmd += 'frontend_tests/tests'
+        cmd += 'frontend_tests/casper_tests'
     print "Running %s" % (cmd,)
     ret = subprocess.call(cmd, shell=True)
 finally: