#257 Add short description to people tab
#179 let admin choose default profile picture
#179 i18n for default profile picture
#179 admin change default group picture
updated schema.rb for add_picture_for_to_photos migration. closes gh-179
Merge branch 'people-description' of https://github.com/keating/oscurrency into keating-people-description
in member partial, style short description different than categories. closes gh-257
results per page selection only displayed on relevant views. related to gh-111