Castle-cms

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- Building static and fixing profile
[lucid-0]

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- add initial slideshow support
[lucid-0]

- change pdf metadata removal to be more particular so that form fillable pdfs will still be usable
[alphaomega325]

- move adapter override to override.zcml
[zombified]

- fix for history version template to correctly check for associated image
[zombified]

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- add preliminary support for category subscriber emails to be used in content rules
[zombified]

- upgrade to boto3 library
[zombified]

- add first visit / disclaimer message options
[cmher]

- move authentication flow to backend
[lucid-0]

- fix news item tiles without names, catch querylisting url error
[alphaomega325]

- improve loading and error message for google analytics
[lucid-0]

- add index and logic to hide published items contained in private folders
[lucid-0]

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- Fix upgrade step
[lucid-0]

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- add sticky footer tile
[lucid-0]

- integrate Google Tag Manager
[lucid-0]

- Redirect to /secure-login if it's in request path
[lucid-0]

- Serve strict robots.txt to backend URL
[lucid-0, Chue Her]

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- fix search.js for ie 10/11