o-b-worg.org: no more quoted negative numbers

org-babel-worg.org

@@ -147,8 +147,8 @@ matrix(rnorm(6), nrow=2)
 #+end_src
 
 #+resname:
-|   0.496600061063252 | "-1.44355317891110" |   0.106411785870013 |
-| "-1.81619611674921" | "-1.25542979009380" | 0.00969467528507845 |
+| -0.138279734486552 |   -2.2476234005706 | -0.0839549402407832 |
+| 0.0730510956002737 | 0.0634015508602321 |   0.174013159381603 |
 
 **** [[http://ditaa.sourceforge.net/][ditaa]]
 #+begin_src ditaa :file images/blue.png :cmdline -r