v1.2.0

• Remove special chars from header, and NaN values from output 3a66ebf
• Improved prune_graph step (now it is recommended to use prune_graph)
• reverted setting r2 and Dp to NaN when MAF is very small
• Increase size of BUFF_LEN

1.1.1

• Fixed bug when filtering for MAF
• Set r2 and D' to NaN, when MAFs are very small
• Added option to print header to output file