set up capybara and test home page integration tests work
Merge branch 'master' into SRB/capybara_setup
Merge branch 'master' into SRB/capybara_setup
Merge pull request #63 from jsum528/SRB/capybara_setup

Srb/capybara setup
Merge branch 'master' of https://github.com/jsum528/ink into JS/arrows
fixed the size and the spacing of Family and + on the trees#show page to make it closer to the image because if the tree gets too large it gets hidden