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CloseModify Headers 0.7.1.1.1-signed
by Gareth Hunt
Add, modify and filter the HTTP request headers sent to web servers. This addon is particularly useful for Mobile web development, HTTP testing and privacy.
This add-on is not compatible with your version of Firefox because of the following:
About this Add-on
For a guide on HTTP request headers, look at this W3C page: http://www.w3.org/Protocols/HTTP/HTRQ_Headers.html
Please DO NOT post support requests or issues here. To make suggestions or report issues, please go to http://modifyheaders.mozdev.org/bugs.html
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