minor changes to be able to load imagen (probably recent changes). Note that there is still a minor setup.py issue, in that the module transferfn, which lies in the hierarchy inside imagen, is not installed by the usual: python setup.py install
duty_cycle parameter is added to the class SquareGrating, to let the user generate an asymmetric SquareGrating
minor import change to remove a *
suppressing redundant softbounds in SquareGrating
comments added
correction of last commit + some merging
Updated Sphinx building
Updated param and dataviews submodule references
Fixed labels and values for analyses
pull imagen in a consistent state
merging with last imagen
restore last inconsistency in patterngenerator.py
Merge pull request #22 from JoelChavas/master

Let SquareGrating be asymmetric
Merge branch 'master' of https://github.com/ioam/imagen
Added CompositeBase superclass for composite pattern generators
Rename dims to features, ValueCoordinator to FeatureCoordinator, various variable renames according to the comments in the pull request, improved docs, default values for dataset in PatternCoordinatorImages, improved example for inherent_dims