sstp-client: * HTTP Proxy Digest Authentication support * Improve Certificate Verification - Restrict certain cipher suites. - Support for CRL and certificate revocation * Automate the unit-tests - Autotools to help do this 'make check' * Build doxygen target * SSTP Server Support network-manager-sstp: * Sync up to latest git branch for pptp (any bug fixes?) * Add proxy configuration support * Additional options to limit the crypto