v1.25.5

797e589 Release v1.25.5.
3330a21 added new_users_can_comment configuration property, defaults to true
181ea8c fixed passwords should be masked in admin config view
ebff8bb fixed #10 - accepted answers should always be on top
b4a6d74 fixed #9 - moderators couldn't be demoted
2f7fb49 fixed users can't subscribe to their questions, closes #8
bd79942 fixed css grid issue on small displays
b0b718f fixed R14 error on Heroku, closes #7, added mail settings to app.json
1df0e99 second attempt to fix r14 error on Heroku
bb123bb first attempt to fix java memory r14 error on Heroku