deletions | additions       diff --git a/keywords.tex b/keywords.tex  deleted file mode 100644  index 15cd11f..0000000  --- a/keywords.tex  +++ /dev/null 
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\begin{abstract}  \keywords{learning content management system, personalized learning, ontology, smart learning content}  \end{abstract}  diff --git a/layout.md b/layout.md  index 3a3fb51..f4aa4dc 100644  --- a/layout.md  +++ b/layout.md 
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abstract.tex  keywords.tex  introduction.tex  figures.tex  figures/figure_1/figure_1.jpg