Template:Extension by patch warning

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Purpose
Adds an extension to Category:Extensions requiring patches and inserts the warning box displayed below. If you only want the warning box, the category can be suppressed by using the optional parameter.


 * patch needed for all versions:


 * patch needed for versions before 1.9:

Parameters

 * templatemode=nocats - optional, suppresses categories
 * version - identifies the last MediaWiki version to require patches. Many extensions have been reimplemented to use hooks and configuration variables available in later versions.

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