v8.0

• added: #54 placeholder option on field definition
• added: extra class added to simple access control for extra css/js control
• added: last action as exportable value
• added: config setting to make avatar upload on register available but not mandatory
• changed: profile description field is no longer special. It now acts as a normal field
• changed: backup is saved in pretty JSON (if supported)
• changed: updated multiselect library
• changed: replaced some language strings with core alternatives
• changed: moved the "edit name" input forom the edit profile form to a seperate view
• changed: csv export improvements
• changed: moved various views to best practice location
• changed: various changes for Elgg 1.9
• changed: code is now conform Elgg coding standards
• changed: improved location of terms checkbox on register form and moved to its own view #46
• fixed: #51 admin-only and not editable tag fields saved as text
• fixed: #32 input validation now trims the data before validation
• fixed: #48 group profile field edit form updated with similar features as user profile field
• fixed: custom group field titles not added to the translations
• fixed: correct usage of elgg_view_icon
• fixed: store access level for custom profile type metadata field
• removed: no longer support deprecated datepicker fields (use date fields now)