Updated NSI file

Forgot to update version in NSI installer script
store shared pointer to RI in tunnel config
use shared pointer for RI in requested destination
use shared pointer of RI for transports
delete dead floodfill
delete delete routers from memory
fixed typo
shared pointers for SAM sockets
Added prefix support, which enables the homebrew package to work.
Merge branch 'master' of github.com:PrivacySolutions/i2pd

* 'master' of github.com:PrivacySolutions/i2pd:
  shared pointers for SAM sockets
fixed crash
shared pointers for streams
replaced boost::bind to std::bind
shared pointer for I2PTunnelConnection
move WaitForConnect away from constructor
shared pointer for SSU
handle EcDSA signatures
ECDSA P384 and ECDSA P521 support
fixed incorrect certificate length
fixed excess data for P521