Point the --devel version of the Bio-Formats formula to 5.0.0-beta1
Point the --devel version of the OMERO formula to 5.0.0-beta1
Fix audit warnings in OMERO formulas

- Use depends_on :fortran instead of depends_on 'gfortran'
- Use the Github archive rather than the tarball
- Explicitly mention Python dependency in omero43
Update homepage of omero43 formula
Add version of zeroc-ice33 formula
Add first version of Travis build auditing the formulas
Merge pull request #39 from sbesson/audit

Redirect --devel versions of OMERO and Bio-Formats formulas