refactor(@angular-cli): get rid of ast-tools and base-href-webpack (angular#4411)

Those 2 packages were still using the wrong scope (@angular-cli) and were not used by anyone outside the CLI. Just moving the code in the main package is enough.

Author: hansl

packages/@angular-cli/ast-tools/package.json

@@ -1,3 +1,5 @@
+import {NodeHost} from '../../lib/ast-tools';
+
 const path = require('path');
 const fs = require('fs');
 const chalk = require('chalk');
@@ -7,7 +9,6 @@ const findParentModule = require('../../utilities/find-parent-module').default;
 const getFiles = Blueprint.prototype.files;
 const stringUtils = require('ember-cli-string-utils');
 const astUtils = require('../../utilities/ast-utils');
-const NodeHost = require('@angular-cli/ast-tools').NodeHost;
 
 export default Blueprint.extend({
   description: '',

packages/@angular-cli/ast-tools/tsconfig.json

@@ -1,11 +1,12 @@
+import {NodeHost} from '../../lib/ast-tools';
+
 const path = require('path');
 const fs = require('fs');
 const chalk = require('chalk');
 const dynamicPathParser = require('../../utilities/dynamic-path-parser');
 const stringUtils = require('ember-cli-string-utils');
 const astUtils = require('../../utilities/ast-utils');
 const findParentModule = require('../../utilities/find-parent-module').default;
-const NodeHost = require('@angular-cli/ast-tools').NodeHost;
 const Blueprint = require('../../ember-cli/lib/models/blueprint');
 const getFiles = Blueprint.prototype.files;
 

packages/@angular-cli/base-href-webpack/package.json

@@ -1,11 +1,12 @@
+import {NodeHost} from '../../lib/ast-tools';
+
 const path = require('path');
 const fs = require('fs');
 const chalk = require('chalk');
 const dynamicPathParser = require('../../utilities/dynamic-path-parser');
 const stringUtils = require('ember-cli-string-utils');
 const astUtils = require('../../utilities/ast-utils');
 const findParentModule = require('../../utilities/find-parent-module').default;
-const NodeHost = require('@angular-cli/ast-tools').NodeHost;
 const Blueprint = require('../../ember-cli/lib/models/blueprint');
 const getFiles = Blueprint.prototype.files;
 

packages/@angular-cli/base-href-webpack/tsconfig.json

@@ -1,11 +1,11 @@
+import {NodeHost} from '../../lib/ast-tools';
 import { oneLine } from 'common-tags';
 
 const path = require('path');
 const fs = require('fs');
 const chalk = require('chalk');
 const dynamicPathParser = require('../../utilities/dynamic-path-parser');
 const Blueprint = require('../../ember-cli/lib/models/blueprint');
-const NodeHost = require('@angular-cli/ast-tools').NodeHost;
 const stringUtils = require('ember-cli-string-utils');
 const astUtils = require('../../utilities/ast-utils');
 const getFiles = Blueprint.prototype.files;