Update version number and package name in setup
Rename package to stsci_sphere instead of stsci.sphere
Changed references to sphere in documentation to stsci_sphere
Updated version number to 1.0
Changed references to sphere to stsci_sphere
Change reference to sphere to stsci_sphere in comments
Change references to sphere to stsci_sphere
Merge pull request #32 from bernie-simon/bsimon-release-version

Bsimon release version ixes the documentation problems