Version bump to 0.1.0.pre
Added tmp folder
Adjusted edit/delete links and created link to project show page
List names can now be generated from project specifications

- Treatment Arms can now be specified along with a weight allocation
- Stratification Factors with options can now be specified
- Lists are now generated as a product of the stratification factor options
Make sure number_of_lists returns an integer
lists should always return an array
Randomization lists are now popuplated by shuffled blocks
Different block sizes and allocations can now be specified
Updated styling
Randomization goal can now be specified
Randomization lists are now saved once generated, and can be regenerated
Subjects can be randomized, lists are now locked, randomizations can be undone

- Subjects can now be randomized to lists
- Randomizations can be undone
- Lists can only be regenerated if they have zero randomized subjects
Set timezone to Eastern Time
Added randomizations screen
Added links to assignments and randomizations
Added LDAP logos to override Contour defaults
Replace system_admins scope
Added navigation tests
Use SSL in production, and ignore action mailer errors
Editors and Viewers can now be invited to projects