Fixed #31 test and fixed #32 header name bug for X-XSS-Protection.

In this commit, we have added a functional test for
XXSSProtectionPlugin. Furthermore, like #27, we have to read the
lower-case header name for X-XSS-Protection.

We should actually address this issue either with curly.py or
individually with each plugin. See issue #33.
Added functional tests for ServerDetailsPlugin.
Merge pull request #35 from yeukhon/server-detail-ftests

Added functional tests for ServerDetailsPlugin.
Merge pull request #34 from yeukhon/xxss-ftests

Fixed #31 test and fixed #32 header name bug for X-XSS-Protection.
Instruct travis to create dist for minion and use pip to install minion.
Instruct travis to install stunnel.
use sudo to kill on travis.
Instruct travis to start mongodb.

We were getting "ConnectionFailure: could not connect to
127.0.0.1:27017: [Errno 111] Connection refused" error in Travis.
Instruct travis to start minions.
Tells travis to create a basic plan.
Merge pull request #37 from yeukhon/start-services

Update .travs.yml to run tests.