Move input reading to input.c
Change 'interactive' to be boolean
Add --port option
Add input of commands over sockets
Fix potential buffer overflow with linenoise
Fix use after free in redpile_cleanup
Fix memory leak in load_config
Rename file 'input' to 'io'
Replace all use of printf with io_write
Fix segfault when running MESSAGES command
Write to network when reading from network
Fix PARSE_ERROR macros to use io_write_error
Accept more connection after the first one closes
Add note in docs about -p option
Merge branch 'net'