Cleanup of metadata

Added country's list of online citizens

Proxy improvements

- Removed abstract Proxy class
- Renamed Http -> HttpProxy and NetworkInterface ->
NetworkInterfaceProxy
- Removed ProxyInterface::getId() method
- Fixed namespace bug in NetworkInterfaceProxy
- Changed accepted instance of proxy class from Proxy to ProxyInterface
- Added examples of using proxies in README.md

Merge branch 'master' of https://github.com/erpk/harvester

removed campaigns caching

added weapon change function

restored .gitattributes

added customizable locale

fix Tub0Crisco#1 politics module namespace

initial commit