Simplify tasks

Simplifies tasks so no need for setting tasks 2x.
Merge pull request #108 from ZDroid/task

Simplify tasks
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Merge pull request #109 from ZDroid/double

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Remove redundant slashes
Merge pull request #111 from ZDroid/slashes

Remove redundant slashes
inc/info.html: fix indentation.
Losslessly compress the recently modified images.
Update dependencies.