[techtask] @rdsubhas @ctumwebaze Fix seed data with correct permissions
@rdsubhas @ctumwebaze @mwangiann Make session timeouts configurable
@ctumwebaze @mwangiann @rdsubhas Added functional tests for session expiry
Merge pull request #638 from rdsubhas/master

Fix seed data, Make session timeouts configurable
Merge pull request #639 from tomclement/master

Refactor call to destroy all data in Test Environments
Deleted unused rake tasks
Now field_worker can be reset for Android Tests