Fix formatting of the print statements for Python 3.  Update version number to 3.0dev.
Pick up version number fix from the trunk.
* Add version number to __init__.py file for pysynphot.
* Revert property definitions in specturm.py to original locations.  Must find out why there is no constructor for that class that this properties could be members of.
* Update MANIFEST.in with location of new test data.
Fix version info test, for practice with my IDE and github.
Modify imports in __init__.py file
remove .idea file
Add .idea to .gitignore file.
Modify all imports to make them Python 3 compatible.  This involves making them explicit relative imports per astropy style guide.
Modify all imports to make them Python 3 compatible.  Attempt 2.
Modify all imports to make them Python 3 compatible.  Attempt 3.  Actually, reverting to attempt 1.
Only import Vega class from spectrum.
Fix typo of waveset2 variable.
Temporarily sidestep circular import.
Modify import of pysynphot.exceptions.  Again, this is to circumvent a circular import issue now only occuring on Travis for Python 3.x.
Merge pull request #15 from chanley/master

Fix issue #13