Wrijupan Bhattacharyya / ctools

Add __version__ variable to ctools Python module.

Rename __init__.py file into __init__.py.in, add version number, and __init__.py creation instruction into configure.ac.

… ctcubemask for this purpose

For the moment, no test is done (I cannot get the cscript import working correctly).

…definition, one of the erg_mean is replaced by e_mean

…tion by a factor of 20 w/r to the counts cube.

Also document the new anumbins parameter.

…d in observation ebounds. Also added some improvements to csspec.

…no selection was performed)

This command was run:
  autopep8 --select E101,W191 --in-place --recursive .

It fixes only these two issues:
  - W191 indentation contains tabs
  - E101 indentation contains mixed spaces and tabs

Conflicts:
	ChangeLog