outline of ideas for group creation
Merge branch 'master' into groups-creation
adjust group creation spec for basic_info step
add GroupSteps functionality to Groups
add number to LifeGroups
add helper for assigning current_user
create group from step1 (basics) to step2 (specifics)
add many to many relationship with leaders and groups
add validations on group basics
fix failing spec of group creator being one of the group's leaders
add leaders to a group during basics
groups index list
redirect if leader already logged in
add internationalization for welcome message
adjust validations onto now added presenter for basics step
switch basics to take a semester_id, and switch group creation basics into basics_controller
add privacy to lifegroups and basics validation
add privacy to group creation
add leadership presenter and step, and clean up basics