Merge pull request #7 from elyotli/article-search-on-keywords

Article search on keywords
USATodayArticleSearch
Added pictures to the readme
Fixed the db_schema_final picture path typo
Merge pull request #8 from elyotli/article-search-on-keywords-drennen

USATodayArticleSearch
Merge branch 'master' into article-search-on-keywords