JSPUI: fix collection strength display on home page
JSPUI: add abstract do Recent Submissions display
fix config option name
[DS-1709] Improve clarity of access step UI

Clarify/fix default group selection

Show trail on access step
[DS-1707] Limit length of policy name
[DS-1706] Add review section for Access Step
Improve performance and avoid strange issue with failing fq with not value for the read field
DS-1711 DS-1712 DS-1466 implement consistent definition of private item
Add browse private items link for administrators
Avoid exposure of private items over OAI-PMH
Merge branch 'master' of https://github.com/DSpace/DSpace into final-tweaks-jspui4
DS-1729 move the inline styling to the dspace-theme.css / replace the cineca logo with an official trasparent one
DS-1736 Impossible remove the Creative Commons in JSPUI / jump using the progress bar

also restylish CCLicenseStep using bootstrap
Unbalanced div in main.jsp cause wrong footer rendering in IE
Remove an errant trailing comma
Remove an errant trailing comma
Fix request copy radio buttons doesn't shown in IE
Improve layout of edit item authorization
Added item.update() to set discoverable flag
Revert autocommit configuration (as is in DSpace 3.x)