Switching ManyToMany mapping fetch to LAZY

- Updated domain classes
- Added OpenEntityManagerInViewFilter to webapp
Swapping out Spring Security configuration
- Replaced JavaConfig with XML
- Still working on LoginIntegrationTest
Beefed up interation tests for login page

- Added tests for post, redirect + get pattern
Merge pull request #49 from johnburbridge/issue-47-spring-security

Issue 47 spring security
Fixing bi-directional many-to-many
Merge branch 'alpha' into issue-45-manytomany
Fixing bots details page
Fixes issue #45

- Fixing issue with ManyToMany relationships not getting saved to
database
- Added form to create / update bots