refactored routing
fixed broodlord mode stats
implemented advanced login in internal routing subsystem
added --python-version
added --perl-version
added addvar routing instruction
added addheader routing instruction
improved break routing instruction and first round of uwsgi protocol parsing optimizations
added --legion-skew-tolerance
added base64 functions
added spnego/kerberos router
fixed spnego on auth errors
added a route rule for remote_user
fixed remote_user in spnego plugin
defect/sec-sub: Incorrect offset + length used for pkt encryption

Off-by-four bug included the (uninitialized) uwsgi protocol header as part of
the signed packet during encryption, but *not* decryption, effectively preventing successful subscriptions; omit the header from both sides.
Merge pull request #111 from xtfxme/defect/sec-sub

defect/sec-sub: Incorrect offset + length used for pkt encryption
preliminary Websockets and SPDY support, highly optimized corerouters
added 'signal' internal router instruction
allows building on debian etch 4
Merge branch 'master' of github.com:unbit/uwsgi