Removed unused Proxy plugin
Fixed the constructor for PlainStructureComparator
Added language setting with getter/setter

currently only used for firefox
added language setting support to firefox profile
Support multi language in browsers

Builds upon https://github.com/crawljax/crawljax/pull/284
Merge pull request #285 from crawljax/feature/browser-multi-language

Support multi language in Browsers
Merge pull request #283 from crawljax/fixes/plain-structure-comparator-contructor

Fixed the constructor for PlainStructureComparator
call the proxyplugin to initiate any configured instances
An example for using the proxy
Reduced useless warnings in crawl overview output
Merge pull request #289 from crawljax/fixes/reduce-overview-warnings

Reduced useless warnings in crawl overview output
Merge pull request #287 from crawljax/proxy-plugin

Call the runProxyServerPlugins method to initiate any configured instances of the proxy
Removed the proxy plugin example and moved them to the proxy plugin itself
Merge pull request #296 from crawljax/fixes/remove-proxy-example

Removed the proxy plugin example
Merge pull request #282 from crawljax/clean-up

Removed unused Proxy plugin
Fixed broken reference to proxy plugin
Merge remote-tracking branch 'origin/master' into web-ui-plugin-support