BUGFIX: fixing an edge-case bug where a 404-page would get statically published and overwrite the homepage of the site (this would sometimes happen when a RedirectorPage was set to an external URL and still referenced an internal page ID)
Added composer.json
Added travis support
Added README with build status
Fixed travis.yml paths
More graceful handling of missing GET data in ModelAdmin

See https://github.com/silverstripe/silverstripe-cms/pull/253
BUG Consistently use FormResponse in CMS JavaScript (fixes #8036)

Regression caused by a security fix in 9bf3ae9a190
Fixed composer.json dependencies