Merge pull request #285 from cabouman/prerelease

Release 0.4.0

Merge pull request #284 from cabouman/docs

Attempt to fix readthedocs error

Merge pull request #277 from cabouman/prerelease

merge for release 0.3.3

Merge pull request #275 from cabouman/prerelease

Merge for release 0.3.2

Merge pull request #272 from cabouman/prerelease

merge for release 0.3.1

Merge pull request #262 from cabouman/prerelease

merge for release 0.3.0

Merge pull request #259 from cabouman/kisner/bugfixes

merge for release 0.2.10

Merge pull request #238 from cabouman/prerelease

Version 0.2.9

Merge pull request #233 from cabouman/prerelease

Release 0.2.8, adding support for fan beam

Merge pull request #229 from cabouman/prerelease

Merge pending release 0.2.7 into master