simple utility method to add a person to a project and institution easily
scruffy dev task for adding people to projects from a spreadsheet
fixed small formatting error in docs
update tags
Merge from mercurial into seek-0.21

Conflicts:
	.hgtags
Merge branch 'seek-0.21'

Conflicts:
	lib/tasks/seek_dev.rake
test but allow failures with ruby 2.2-preview1