Added support for ID Site Logout
Merge branch 'dev' of https://github.com/stormpath/stormpath-sdk-java into sso_logout_support

Conflicts:
	README.md
SSO/Logout Support + Result Listener for ID Site
- Added AccountResult to listener events
- "setLogout(boolean)" changed to "withLogout()"
withLogout() changed to forLogout() + Improved javadoc
Merge branch 'dev' of https://github.com/stormpath/stormpath-sdk-java into sso_logout_support

Conflicts:
	README.md
Forcing Travis CI re-build
Forcing Travis CI re-build
Forcing Travis CI re-build
Created IdSiteResultListener-specific AccountResult sub-classes
Forcing Travis CI re-build
Forcing Travis CI re-build
Forcing Travis CI re-build
Forcing Travis CI re-build
Forcing Travis CI re-build
Directory.createAccount and creteGroup return the created resources now
pinning ITs to a single JVM version so we don't hammer production during IT testing
Pinned IT tests to one of the Travis CI builds (JDK 6 only for now) so we don't hammer the API unnecessarily
it fixes to prep for JDK6-only build
merged from dev