Made two edits, and confirmed that Travis will now build.
Added a before_install line to .travis.yml to install magick++ library. metaDigitise depends on magick, which in turn requires this library, but for some reason, Travis couldn't install it properly without this line. I sourced this fix from here - https://github.com/travis-ci/travis-ci/issues/9625
Updated test-metaverse.r to reflect the addition of metaDigitise
Made two edits, and confirmed that Travis will now build.
before_install
line to .travis.yml to install magick++ library. metaDigitise depends on magick, which in turn requires this library, but for some reason, Travis couldn't install it properly without this line. I sourced this fix from here - https://github.com/travis-ci/travis-ci/issues/9625