Add forms for configuring server-settings

.eslintrc.js

package.json

src/api/initialDataForConfig.js

src/api/settings.js

src/icons/svg/settings.svg

src/lang/en.js

src/router/index.js

src/store/getters.js

src/store/index.js

src/store/modules/normalizers.js

src/store/modules/settings.js

src/views/settings/components/ActivityPub.vue

src/views/settings/components/Authentication.vue

src/views/settings/components/AutoLinker.vue

src/views/settings/components/Captcha.vue

src/views/settings/components/Database.vue

src/views/settings/components/Endpoint.vue

src/views/settings/components/Esshd.vue

src/views/settings/components/Frontend.vue

src/views/settings/components/Gopher.vue