added cuke and rspec tests for nil email
inplemented checks on display_name to pass new tests
merged new step definition for 3rd party auth
fixed a mistake in my merge conflict resolution
restored lost gplus token stub
fix for youtube slowdowns

limited youtube calls to one call with 50 results
escaped spaces with +  and put query parameters in single and double quotes
travis?
Merge pull request #239 from PeteBoucher/auth-bug

GitHub oauth bugfix
Merge pull request #240 from YaroSpace/events_list

Fix for youtube slowdowns
youtube fix
- projects with members that have not linked youtube
- added tags to show view
fixed spec
Merge pull request #241 from YaroSpace/events_list

Youtube fix
updated gravatar default image