v1.1.0

• renamed command-line option --truncate-extcur to --truncate_extcur
• add new command-line option --mgrid_folder <mgrid_folder>
• enable pretty-printing the JSON outputs by default (change json_pretty_print if this is not desired)
• move up free-boundary parameters to above the axis coefficients
• add debugging flags of educational_VMEC to INDATA definition to allow converting those input file without having to remove those debugging flags