Added control to set to top of bucket, wired up clear  button
Bucket on item slide now works - image swapping still an issue on chrome

Bucket slider updated with new functionality and buttons!
Bucket card download button wired up
Wired up "View in map" button for bucket slider card, refactored item to map functionality to live in the Item class instead of be all around
Cards are now able to move up and down the slide stack
Shifting bucket cards up and down now resets the arrows in all cards properly
Merge branch 'master' of https://github.com/USGS-CIDA/coastal-hazards

Conflicts:
	coastal-hazards-portal/src/main/webapp/js/components/card/Card.js
	coastal-hazards-portal/src/main/webapp/js/components/info/info.js
Merge pull request #567 from isuftin/master

Bucket cards now sliding, some buttons wired up