Removed sha1.js references casuing 404 errors

Signed-off-by: ziycon <ziycon.eire@gmail.com>
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Signed-off-by: Antes <antes@simplemachines.org>
Merge pull request #1932 from Antes/theme_fix

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Merge pull request #1930 from ziycon/cleanup_sha1_js_references

sha1.js references causing 404 errors