added delete_interface
Merge pull request #1 from fsalamida/ats-vlan-delete-interface

added delete_interface
Added 'hello world' example, reviewed developing documentation
Update intro.rst

Small cosmetic changes
fix for vlan sequence detection
Update README.rst
Update README.rst
Update README.rst
Update README.rst
Merge pull request #2 from fsalamida/fix-vlan-sequence-detection

fix for vlan sequence detection
Update README.rst