I don't think it is obscure, but just wrong. It seems to be a "faux amis" commonly used by ESL speakers. "an edition" refers to a publication of book or newspaper, for a document the word should be "an edit". Synonyms are "change" or "update".
Therefore
dialog_global_edit_tracks_and_vias_base.fbp: "Global Update of Tracks and Vias"
tool_footprint_editor.cpp: "Undo last edit"
I don't think it is obscure, but just wrong. It seems to be a "faux amis" commonly used by ESL speakers. "an edition" refers to a publication of book or newspaper, for a document the word should be "an edit". Synonyms are "change" or "update".
Therefore
dialog_ global_ edit_tracks_ and_vias_ base.fbp: "Global Update of Tracks and Vias" editor. cpp: "Undo last edit"
tool_footprint_