added table search single header for sole author
Merge branch 'SearchAuthor' of https://github.com/TeamBeedle/comp61542 into SoleAuthor

Conflicts:
	src/comp61542/views.py
Merge branch 'SearchAuthor' of https://github.com/TeamBeedle/comp61542
Added code for calculating distance between 2 strings, using difflib.
Merge branch 'SoleAuthor' of https://github.com/TeamBeedle/comp61542
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