refactored code for nrao
Added setup_package.py
Added data for tests
Added nrao tests
updated nrao.rst
Made items configurable
Added remote tests to nrao
degrees->degree
Added fix for format with numpy1.5
rename nvao to nvas
further restructuring from nrao to nvas
moved docs to toplevel
restructured docs
Merge pull request #146 from jdnc/nrao

Refactoring for the NRAO module