Fixes #45 Add a method for quickly selecting a particular year for date fields in the Spreadsheet Template
  - Add month and date selection boxes
  - Change year range to go back to 1800 to present year
  - Disallow selection of dates after today
  - Update jquery-ui to 1.10.4, add jquery-ui 1.10.4 smoothness theme
  - Remove jquery-ui 1.9.1 smoothness theme
Merge pull request #47 from sbearcsiro/slickgrid-date

Fixes #45 Add a method for quickly selecting a particular year for date fields in the Spreadsheet Template
Issue #37 Switch to using userIDs instead of emails
  - First pass implementation
  - Run sql/user-id-migration.sql first then set bvp.users.migrateIds=true in .config
Use userid instead of email to match current user to comment author
Merge branch 'userid' of github.com:sbearcsiro/volunteer-portal into userid

Conflicts:
	grails-app/controllers/au/org/ala/volunteer/TaskCommentController.groovy