Added a copy of Firebug Lite for debugging purposes. License is uncertain but being treated as MPL. (If is is not MPL then it is under something more permissive that permits relicensing anyway)
tinyMCE.addI18n('en.searchreplace_dlg',{
searchnext_desc:"Find again",
notfound:"The search has been completed. The search string could not be found.",
search_title:"Find",
replace_title:"Find/Replace",
allreplaced:"All occurrences of the search string were replaced.",
findwhat:"Find what",
replacewith:"Replace with",
direction:"Direction",
up:"Up",
down:"Down",
mcase:"Match case",
findnext:"Find next",
replace:"Replace",
replaceall:"Replace all"
});