Vscode merge (#4582)

* Merge from vscode 37cb23d3dd4f9433d56d4ba5ea3203580719a0bd

* fix issues with merges

* bump node version in azpipe

* replace license headers

* remove duplicate launch task

* fix build errors

* fix build errors

* fix tslint issues

* working through package and linux build issues

* more work

* wip

* fix packaged builds

* working through linux build errors

* wip

* wip

* wip

* fix mac and linux file limits

* iterate linux pipeline

* disable editor typing

* revert series to parallel

* remove optimize vscode from linux

* fix linting issues

* revert testing change

* add work round for new node

* readd packaging for extensions

* fix issue with angular not resolving decorator dependencies

extensions/markdown-language-features/preview-src/index.ts

@@ -19,7 +19,7 @@ const settings = getSettings();
 const vscode = acquireVsCodeApi();
 
 // Set VS Code state
-const state = getData('data-state');
+let state = getData('data-state');
 vscode.setState(state);
 
 const messaging = createPosterForVsCode(vscode);
@@ -152,6 +152,8 @@ if (settings.scrollEditorWithPreview) {
 			const line = getEditorLineNumberForPageOffset(window.scrollY);
 			if (typeof line === 'number' && !isNaN(line)) {
 				messaging.postMessage('revealLine', { line });
+				state.line = line;
+				vscode.setState(state);
 			}
 		}
 	}, 50));