Update README.txt

README.txt

@@ -1,5 +1,7 @@
 FORGE software suit
 
+http://dx.doi.org/10.5281/zenodo.8475
+
 This projects develops software to perform systems biology analyses for genome-wide association studies.
 For the latest version of the source code please visit https://github.com/inti/FORGE
 For documentation and example please visit https://github.com/inti/FORGE/wiki
@@ -8,4 +10,4 @@ We have also developed a web server if you do not want to install the software y
 Bugs and equiries should be sent to Inti Pedroso <intipedroso at gmail dot com> or Gerome Breen Gerome Breen gerome dot breen at kcl dot ac dot uk
 
 Inti Pedroso
-18 feb 2011
+18 feb 2011