HTTP Proxy: HTTP_REFERER stripping has changed in Java I2P

[l-n-s]

https://trac.i2p2.de/ticket/1862

Client proxy changed to pass through relative referer URIs, and convert same-origin absolute URIs to relative. Absolute non-same-origin URIs are still stripped. This should work for any server software checking referers, but I didn't install FluxBB to test. In 9cf04201b4d100b0b635270a29892728f4933934 to be 0.9.28-6

[r4sas]

i2p/i2p.i2p@da89345