Remove Training Process view and API

src/api/process.js

src/components/HeaderActions.vue

src/components/Model/ModelPicker.vue

src/components/Model/Selection.vue

src/config.ts

src/router/index.js

src/store/process.js

src/types/index.ts

src/views/Model/List.vue

src/views/TrainingProcessCreate.vue

tests/unit/samples.js

tests/unit/store/process.spec.js