chore(deps): bump deps and add package-lock.json (#463)

* chore(deps): bump deps and add package-lock.json

fix(filter): Removed placeholder from within dropdown, dropdown shows…

… current value (#449)

feat(copy-updates): align copy component impl with latest designs (#444)

improve tests
fix tooltip flutter
add tooltip for copy buttons
use input element for copy value container
remove redundant triggers
clean up view templates
use obj for storing common values in copyBase

add project flag to tslint script to avoid "rule requires type information" warning
use readonly input instead of span so copy value is scrollable
use tooltipText input prop instead of tooltip to avoid namespace collision
both focus and hover can launch a tooltip
specify body for container attribute to fix tooltip styling issues
avoid breaking changes by setting buttonAriaLabel to buttonLabel value when passed in
update tests to use new property name

feat(vertical-navigation): added showMenuCollapsed attribute (#441)

This allows developers to maintain collapsed state, for the hamburger menu, should the page be refreshed.

feat(filter): add disabled property for filter dropdown. (#440)

This is good when a user wants to disable an option within the filter dropdown. It can be done by setting FilterField disabled property to true

fix(list): ensure list items are aligned vertically (#437)

Fixes #436

fix(list): allow setting a custom trackBy function for the underlying…

… ngFor directive (#435)

* fix(list): allow setting a custom trackBy function for the underlying ngFor directive

* Linting

* DRY tests setup

* Rename trackByFn to trackBy to be consistent with ngFor

* Restore basic and compound example, add a new one to showcase trackBy usage

* Address PR feedback

feat(dependencies): updated Angular to 6.1.0 and typescript 2.9.2 (#428)

chore(release): dist-demo updates generated by Travis build

Merge branch 'master-local' into master-dist