Removed pkgdown for now; Refactored vignette

DESCRIPTION

R/vis_objects.R

docs/articles/basic_files/font-awesome-5.1.0/css/all.css

.../articles/basic_files/font-awesome-5.1.0/css/v4-shims.css

...basic_files/font-awesome-5.1.0/webfonts/fa-brands-400.eot

...basic_files/font-awesome-5.1.0/webfonts/fa-brands-400.svg

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...asic_files/font-awesome-5.1.0/webfonts/fa-brands-400.woff

...sic_files/font-awesome-5.1.0/webfonts/fa-brands-400.woff2

...asic_files/font-awesome-5.1.0/webfonts/fa-regular-400.eot

...asic_files/font-awesome-5.1.0/webfonts/fa-regular-400.svg

...asic_files/font-awesome-5.1.0/webfonts/fa-regular-400.ttf

...sic_files/font-awesome-5.1.0/webfonts/fa-regular-400.woff

...ic_files/font-awesome-5.1.0/webfonts/fa-regular-400.woff2

.../basic_files/font-awesome-5.1.0/webfonts/fa-solid-900.eot

.../basic_files/font-awesome-5.1.0/webfonts/fa-solid-900.svg

.../basic_files/font-awesome-5.1.0/webfonts/fa-solid-900.ttf

...basic_files/font-awesome-5.1.0/webfonts/fa-solid-900.woff

...asic_files/font-awesome-5.1.0/webfonts/fa-solid-900.woff2

docs/articles/img/layout_2x2_grid.png