added get_time function to calculate time for a given solar position
changed files to not executable
added travis testing
Merge branch 'feature/travis' into develop
changed relative imports to absolute
Update .travis.yml
Merge branch 'master' of github.com:alorenzo175/PVLIB_Python
merged upstream changes
moved versioning to central module for consistency
remove repack and Parse
remove references to var parse and repack
change pvl_tools to tools
start fresh with new autodoc
add pvlib.rst numpydoc
add numpydoc to requirements
clean up clearsky doc indent problems
add a few words and links to index
add tmy and tools modules to docs
add sphinx.ext.autosummary
docstring improvements