Removed nearly-identical code for generating article content
New file to generate article content
Added support for link, aside, and gallery post formats according to https://www.youtube.com/watch?v=--5I-avZUcY&list=PLpcSpRrAaOaqMA4RdhSnnNcaqOVpX7qi5&index=13
Widgets Tutorial from WordPress Theme Development playlist on YouTube (https://www.youtube.com/watch?v=YyVeigbUogk&index=15&list=PLpcSpRrAaOaqMA4RdhSnnNcaqOVpX7qi5)
Static Home Page tutorial from WordPress Theme Development playlist on YouTube (https://www.youtube.com/watch?v=YyVeigbUogk&index=15&list=PLpcSpRrAaOaqMA4RdhSnnNcaqOVpX7qi5)
Static Home Page tutorial from WordPress Theme Development playlist on YouTube (https://www.youtube.com/watch?v=YyVeigbUogk&index=15&list=PLpcSpRrAaOaqMA4RdhSnnNcaqOVpX7qi5)
WP_Query tutorial