Add alert message when changing password.
Fix alert message stickyness.
Fix style error.

Correctly configure and use the ExtendedHttpClient inside the search
table component.
Refresh the browser in case of a logout to ensure the login component
is displayed by the authentication guard (after a timeout or a manual
logout).

Add support for loading users details by their primary keys.
Ensure the previous password check happens against the data persisted
in the data store and not against the principal as it may be out of
sync.
Repopulate the local storage after the currently logged in user's
details change.

Fix the dot character inside the e-mail pattern.
Remove inline styles in the user page.
Ensure the local storage is cleared when the user session times out.
Fix the route activation guards for the user page.
Remove the user service as it is not needed anymore.

Rename roles to match those defined in the back-end.
Fix wrong role binding when adding or editing users.
Fix missing id and status properties.
Improve user resource annotations.

Upgrade Angular to 6.1.10 (i.e. latest): upgrade to the HttpClient.
Upgrade Angular Material to 6.4.7 (i.e. latest): upgrade to mat-*
elements, attributes and directives; fix date pickers; fix missing
md-input-containers elements.
Upgrade RxJS to 6.2.2 (i.e. latest). Remove RxJS from devDependencies.
Remove unused codelyzer dependency.
Remove no longer needed md2 dependency.
Add section for the certificate to the user screen.
Add certificate service to support uploading certificates to the server.

Fix typo in method names.

Replace the roles present in the security service with the ones presen
in our roles enumeration.

Rename files as per Angular guidelines.
Remove message filter and error log components.
Exclude the error log component.
Disabl the page helper until we figure out if we need it.