Adding a configurable AllowedMethodsFilter

Allows all standard methods except TRACE and CONNECT by default. This is
enabled on both the application servlet and admin servlet.
Service class --> Application class in views.rst
fixing typos
Tests failed in Windows. Changed test to be platform independent.
Adding documentation on the Apache HttpClient configuration and JerseyClient configuration.
Adding documentation for client timeToLive and keepAlive
Added support for setting CredentialProvider when building HttpClient.
Moved into setStrategiesForClient, and removed potential NPE
Updating h2 to 1.4.178
Updating jdbi to 2.55. Fixes a race condition in which queries could be directed to the wrong database.
Updating httpclient to 4.3.4. Improved performance under high concurrency.
Updating Guava to 17.0.

Fixes some issues with Bloomfilters. Bloomfilters created with Guava 17
 are not readable by pre Guava 17.
Fixing a bunch of javadoc warnings
Updating Hibernate to 4.3.5.Final.
Update release notes with 0.7.0 release date
Updated release notes for 0.7.1

Includes newly backported patches.
Fix broken SyslogAppenderTest

Introduces `AsyncAppender#getDelegate()` so that wrapped `Appender`s are
testable.

Note: this diverges from `master`, as `master` has replaced
`AsyncAppender` with an equivalent in Logback. We can't use that here,
as it would change the API of the configuration.
Update to maven-release-plugin 2.5

Fixes a bug causing the release to fail to commit with newer versions of
git.
[maven-release-plugin] prepare release v0.7.1
[maven-release-plugin] prepare for next development iteration