9ab9e7d Add a button to open the config file in a text editor (Eric Shaw Jr)
Tree-SHA512: 1d13be9ac788a05a5116dbb3e1136ef65732dc2b5634547860612658109668922c9ea80b77bde4ba5beaa762d54f2a986a6064d4e34e963cdcd3d126a4eced37
Backport of Core PR9890
https://github.com/bitcoin/bitcoin/pull/9890/files