Added custom github login to contribute page
Added custom github login to contribute page

OpenNeuroLab/brainspell-neo,OpenNeuroLab/brainspell-neo,neelsomani/brainspell-neo,neelsomani/brainspell-neo,neelsomani/brainspell-neo,OpenNeuroLab/brainspell-neo,OpenNeuroLab/brainspell-neo