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Modify Headers
Allows you to add, modify and filter http request headers....
Modify Headers filter headers modify requests Modify Headers
FindBar Tweak
This restartless add-on for Firefox allows you to tweak the FindBar...
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Allows you to add, modify and filter http request headers....
Modify Headers filter headers modify requests Modify Headers
This restartless add-on for Firefox allows you to tweak the FindBar...
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