Write a Python program that converts an alignment in PHYLIP
interleaved format to PHYLIP non-interleaved. For example
if the input is

2 23
human  ACCTAACCGG
mouse  ACCTAACCGG

human  CGTACGTGGG
mouse  CGTA------

human  GGA
mouse  ACC

the output should be 

2 23
human  ACCTAACCGGCGTACGTGGGGGA
mouse  ACCTAACCGGCGTA------ACC

You solution should work for any number of sequences and any 
sequence length. Submit your solution in class on Nov 8th.