Added license info, removed unused imports

pom.xml

src/app/app.component.html

src/app/app.component.spec.ts

src/app/app.component.ts

src/app/components/common/error/error.component.html

...on/generic-file-upload/generic-file-upload.component.html

.../components/common/info-button/info-button.component.html

.../components/common/info-dialog/info-dialog.component.html

...pp/components/common/navigation/navigation.component.html

...components/common/not-found/page-not-found.component.html

...ponents/common/not-found/page-not-found.component.spec.ts

...p/components/common/not-found/page-not-found.component.ts

...ponents/dcc/dcc-byte-data/dcc-byte-data.component.spec.ts

...p/components/dcc/dcc-byte-data/dcc-byte-data.component.ts

.../components/dcc/dcc-contact/dcc-contact.component.spec.ts

src/app/components/dcc/dcc-contact/dcc-contact.component.ts

...dcc-identifications/dcc-identifications.component.spec.ts

...c-localised-string/dcc-localised-string.component.spec.ts

...cc/dcc-localised-string/dcc-localised-string.component.ts

...ent-equipment/dcc-measurement-equipment.component.spec.ts