add external dependancies
cleanup files
bundled execs
add fasttree
fastml lib makefile
use bundled executables if system ones are not available
remove fasttree binary
use mem copy
use size of mem copy
limit taxon name copy
merging in stashed changes
parse strings in phylip to get size before concat
calc size of strings before mem copy
declare empty and delimiter strs within curly brackets
snp searching extend block
fix failing multi recombination test
mem copy input parameters
add extensions with null character at end
use mem copy in alignement file and in reads
get size of string without using str len