GitLab

Signed-off-by: Mark McCahill <mark.mccahill@duke.edu>

it failing to install and it is not clear if it is necessary

Not sure if these are necessary for shogun or not

some bioconductor packages were pinnned to bioconductor 3.10, which is incompatible with R 4.0.X

with updated version of R, maybe I don't need to install older versions of dependencies

updated R to try to install ANCOMBC and lefser

trying to avoid installing numpy with apt-get
also probably cleaner to avoid recommends

also installing a few other python packages with pip to avoid pulling in numpy with apt-get

Trying to get metaphlan to work - hopefully pip installing metaphlan will pull it in?

many python2 versions of packages are no longer in ubuntu 20.04

major change: update to ubuntu 20.04 and python3

because python2 is deprecated

3.6.2 isn't on CRAN anymore

Signed-off-by: Mark McCahill <mark.mccahill@duke.edu>

to fix "dpkg-sig: not found"