Modify Spinner.
Unify form field sizes.
Make playground configuration easier.
Upgrade versions.

Drools: 6.1.0.Beta4 -> 6.1.0.CR1
httpclient: 4.2.1 -> 4.3.4
httpcore: 4.2.1 -> 4.3.2
Fix main class name in client.
Use built-in authentication mechanism, disable SSL certificate checking.

Internal OS instance has a self-signed certificate.
Fix logback configuration (old package name).
Fix dependencies.

Importing parents was not a good idea (e.g. conflict in mvel version),
switched to boms and added a few remaining dependencies.
Switch to detail before loading data.
Make the whole row clickable.
Add constructor with single String parameter.
Add service for retrieving user by name.
Allow filtering strategies by user
Allow converting null values.
Validate strategy on KeyUpEvent.
Validate user name availability.
Implement general UserDetailPage.

No longer limited to logged-in user.
Make the users and playgrounds clickable.
Move border from menu to content.
Sort tournament results before showing.