propose r1506714 for backport

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Concur

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* Add proposal

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* Vote

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* Promote

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vote (hostnames are case-insignificant)

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Merge r1507320 from trunk:

1-arg SetEnv is valid

http://httpd.apache.org/docs/2.2/mod/mod_proxy_http.html#comment_1528




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Merge r1507326 from trunk:

add a note that proxy environment variables are either set or unset, 
unless specific values are listed.



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xforms


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Update.


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