Merge pull request #1 from qmcs/pelican

update
My second article. Comparing the execution time of programming languages using quicksort
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changing footnotes
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I re-ran the test on my laptop using the shell script, posting new table. Doing graph now
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Adding graph to content/static/images
Merge branch 'pelican' of github.com:Filip-Ter/qmcs.github.io into pelican
Update 015-qsort_lang.md
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graph size edit
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