v0.9.970

Whats new:

• PDO:
  • PDO::ATTR_STRINGIFY_FETCHES
• Sdk:
  • resolves dependencies from composer.json
• BCL
  • filter_var filters
  • preg_filter
  • sockets
  • lots of Core constants
  • ftp_exec, sapi_windows_vt100_support
  • getprotobyname, getprotobynumber
  • stream_socket_enable_crypto
  • shell_exec() on Unix