Add a newer version notice in Collections (Legacy)#1456

Merged

SethTisue merged 4 commits intoscala:masterfrom

exoego:legacy-collections

Jul 29, 2019

Commits on Jul 23, 2019

Mark older Overviews/Collections
exoego
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Add a link to newer version of collections.
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There is no newer version for those 2 pages.
exoego
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Add newer version notice
exoego
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