2.1 release

Updated version numbers.

Merge branch 'hotfix/cells-error'

Merge tag '2.0.5' into develop

Tagged 2.0.5 release

Updated minified JS.

Merge branch 'release/2.0.3'

Merge pull request siteorigin#10 from siteorigin/develop

Develop

Updates for 2.0.1 release

General changes for 2.0 release.

Changed version numbers and some other minor changes in preparation for
the Page Builder 2.0 release.

Initial commit of Page Builder.