Makefile | 12 12 + 0 - 0 !
1 file changed, 12 insertions(+)

As the original source is just a c-file, a Makefile needs to be
created. Also use double precision to prevent analysis flaws.

fasttree.c | 19 14 + 5 - 0 !
1 file changed, 14 insertions(+), 5 deletions(-)

 [patch] use double precision and increase branch length precision

This is absolutely crucial to prevent flawed data analysis as
described e.g. in
http://darlinglab.org/blog/2015/03/23/not-so-fast-fasttree.html