* ci(docs-infra): run docs examples tests in production mode (#28592)
PR Close#28592
* docs: remove quickstart example and copy tsconfig.1.json into TS config guide (#28592)
This example has long been replaced by the cli-quickstart, but was never deleted.
PR Close#28592
* docs: enable E2E test for setup example (#28592)
This guide is not being shown publicly, and its test is currently being ignored.
Instead of deleting this test and guide, it may be repurposed in the future for a local development guide.
PR Close#28592
* docs: ignore progression filenames from compilation (#28592)
PR Close#28592
* docs: remove unused StringSafeDatePipe from AngularJS Quick Ref example (#28592)
PR Close#28592
* docs: make parent finder functions compatible with AoT (#28592)
PR Close#28592
* docs: make toggleImage arguments optional in AngularJS quick reference (#28592)
PR Close#28592
* docs: add insert remove component to AppModule for animations example (#28592)
PR Close#28592
* docs: ignore component for app compilation for displaying data example (#28592)
PR Close#28592
* docs: ignore files from app compilation for ngmodule-faq example (#28592)
PR Close#28592
* docs: ignore initial components for app compilation in router example (#28592)
PR Close#28592
* docs: remove unused files in styleguide example (#28592)
PR Close#28592
* docs: make method arguments optional in template syntax example (#28592)
PR Close#28592
* docs: add more files to be ignored during app compilation (#28592)
PR Close#28592
* docs: run component-interaction and DI in JiT mode (#28592)
PR Close#28592
* docs: re-enable E2E tests for Http guide (#28592)
PR Close#28592
* ci(docs-infra): test docs examples with Ivy (#28463)
PR Close#28463
* fix(docs-infra): add progression files to exclude list for docs examples (#28650)
Also disables Http guide under Ivy tests with documented error
PR Close#28650
* fix(docs-infra): fix filtering in run-example-e2e.js (#28663)
PR Close#28663
* test(ivy): enable more docs examples e2e tests (#28688)
PR Close#28688
BREAKING CHANGE: the compiler option `enableLegacyTemplate` is now disabled by default as the `<template>` element has been deprecated since v4. Use `<ng-template>` instead. The option `enableLegacyTemplate` and the `<template>` element will both be removed in Angular v6.
PR Close#18756
`innerText` is not supported in Firefox prior to v45. In most cases (at least
the ones we are interested in), `innerText` and `textContent` work equally well,
but `textContent` is more performant (as it doesn't require a reflow).
From [MDN][1] on the differences of `innerText` vs `textContent`:
> - [...]
> - `innerText` is aware of style and will not return the text of hidden
> elements, whereas `textContent` will.
> - As `innerText` is aware of CSS styling, it will trigger a reflow, whereas
> `textContent` will not.
> - [...]
[1]: https://developer.mozilla.org/en-US/docs/Web/API/Node/textContent#Differences_from_innerTextFixes#17585
