Add authentification with LDAP
Add additional columns for references

The csv file with the import data has up to 28 reference columns.
Merge branch 'master' of /home/atacdev/WomenInBotany
Refine Dist::Zilla config file
Refine Dist::Zilla config file
Remove useless test scripts
Fix merge conflict
Adapt author test script to Dist::Zilla workflow
v0.13

    - Authentication support via LDAP