feat(app): add configurator functionality to home page

this will show when running `npm start`

fix(aot): AOT build failing after adding string data support

ERROR in ../angular-bootstrap-datetimepicker/angular-bootstrap-datetimepicker.ts(104,9): Error
during template compile of 'DlDateTimePickerStringModule’. Function calls are not supported in
decorators but 'localeData' was called.

Fixes dalelotts#429

feat(DlDateAdapterString): add support for string date in model

Also updated docs and simplified release configuration in package.json

Fixes dalelotts#412

ci(package.json): Update release configuration to fix npm publishing …

…failure

fix(DlDateTimePickerComponent): event reference should have been $event

This  resulted in a referenceError in DlDateTimePickerComponent._handleKeyDown method.
Merge pull request dalelotts#426 from steven-hadfield/master

fix(semantic-release): roll back to older working version of semantic…

…-release

v15 of sem-rel did update package.json in the dist directory so it was published with the wrong
version

style(lint): fix lint error and update doc

fix(package.json): update dependencies and remove unused modelType op…

…tion

feat(date-time-picker): Angular 5 and bootstrap 4 component

Initial version of angular 5 component

BREAKING CHANGE: Angular 1.x is no longer supported

Fixes dalelotts#340, dalelotts#350, and dalelotts#390

ci(travis.yml): Update the version of firefox and node