Implement an IdentitySession store
Add VCR files
fix spacing
Merge pull request #30 from fog/identity-session

Create IdentitySession object and implement inside Identity
Merge branch 'master' into feature/compute

Conflicts:
	spec/support/spec_helpers.rb
replace curly branches with do end per best practices (thanks Kyle)
Check for existence of identity_session
fix various line length issues
rename
fix reference issues that came about based on identity_session refactor