Revert "Qt UI: fix build in Haiku"

This reverts commit 7bf33e014a7e2dadff8a1ad2f31a79b18bdce22b.
win32 up
jsonrpc: allow for cross-domain access using CORS
eiskaltdcpp-daemon: added jsonrpc method "queue.add"
eiskaltdcpp-web: added web frontend for jsonrpc based daemon using javascipt with jQuery
Merge branch 'web-frontend'