HACK: Image: apply a timeout for conversion

bt5/erp5_base/DocumentTemplateItem/portal_components/document.erp5.Image.py

@@ -340,7 +340,7 @@ class Image(TextConvertableMixin, File, OFSImage):
     """Resize and resample photo."""
     icc_profile = os.path.join(os.path.dirname(__file__),
                                '..', 'misc', 'sRGB.icc')
-    parameter_list = ['convert', '-colorspace', 'sRGB', '-depth', '8',
+    parameter_list = ['/usr/bin/timeout', '10', 'convert', '-colorspace', 'sRGB', '-depth', '8',
                       '-profile', icc_profile]
     if crop :
       parameter_list += '-thumbnail', '%sx%s^' % (width, height),\