fix the convertion of measurements (if only one) into correct list
fix bug in regular expression to extract and gates from SIF file when value of the andxx is greater than 10
remove call to pylab.show
- remove useless code
- make constructor copying the input reactions
simplifying the class (e.g., remove ANDgate class)
- split test cnograph into cnograph and xcnograph
- adding more tests (100% coverage for reactions)
- rename a test file
- add new datasets (BMC2012)
Merge branch 'master' of github.com:cellnopt/cellnopt