Allow time & date to be configured manually when NTP is inactive (#153)

* Allow time to be configured manually when NTP is not active
* Standarize on primary button on the outside of dialog boxes

interface/src/security/UserForm.tsx

@@ -70,12 +70,12 @@ class UserForm extends React.Component<UserFormProps> {
             />
           </DialogContent>
           <DialogActions>
-            <FormButton variant="contained" color="primary" type="submit" onClick={this.submit}>
-              Done
-            </FormButton>
             <FormButton variant="contained" color="secondary" onClick={onCancelEditing}>
               Cancel
             </FormButton>
+            <FormButton variant="contained" color="primary" type="submit" onClick={this.submit}>
+              Done
+            </FormButton>
           </DialogActions>
         </Dialog>
       </ValidatorForm>