Merge VS Code 1.21 source code (#1067)

* Initial VS Code 1.21 file copy with patches

* A few more merges

* Post npm install

* Fix batch of build breaks

* Fix more build breaks

* Fix more build errors

* Fix more build breaks

* Runtime fixes 1

* Get connection dialog working with some todos

* Fix a few packaging issues

* Copy several node_modules to package build to fix loader issues

* Fix breaks from master

* A few more fixes

* Make tests pass

* First pass of license header updates

* Second pass of license header updates

* Fix restore dialog issues

* Remove add additional themes menu items

* fix select box issues where the list doesn't show up

* formatting

* Fix editor dispose issue

* Copy over node modules to correct location on all platforms

extensions/xml/syntaxes/xsl.tmLanguage.json

@@ -0,0 +1,94 @@
+{
+	"information_for_contributors": [
+		"This file has been converted from https://github.com/atom/language-xml/blob/master/grammars/xsl.cson",
+		"If you want to provide a fix or improvement, please create a pull request against the original repository.",
+		"Once accepted there, we are happy to receive an update request."
+	],
+	"version": "https://github.com/atom/language-xml/commit/507de2ee7daca60cf02e9e21fbeb92bbae73e280",
+	"name": "XSL",
+	"scopeName": "text.xml.xsl",
+	"patterns": [
+		{
+			"begin": "(<)(xsl)((:))(template)",
+			"captures": {
+				"1": {
+					"name": "punctuation.definition.tag.xml"
+				},
+				"2": {
+					"name": "entity.name.tag.namespace.xml"
+				},
+				"3": {
+					"name": "entity.name.tag.xml"
+				},
+				"4": {
+					"name": "punctuation.separator.namespace.xml"
+				},
+				"5": {
+					"name": "entity.name.tag.localname.xml"
+				}
+			},
+			"end": "(>)",
+			"name": "meta.tag.xml.template",
+			"patterns": [
+				{
+					"captures": {
+						"1": {
+							"name": "entity.other.attribute-name.namespace.xml"
+						},
+						"2": {
+							"name": "entity.other.attribute-name.xml"
+						},
+						"3": {
+							"name": "punctuation.separator.namespace.xml"
+						},
+						"4": {
+							"name": "entity.other.attribute-name.localname.xml"
+						}
+					},
+					"match": " (?:([-_a-zA-Z0-9]+)((:)))?([a-zA-Z-]+)"
+				},
+				{
+					"include": "#doublequotedString"
+				},
+				{
+					"include": "#singlequotedString"
+				}
+			]
+		},
+		{
+			"include": "text.xml"
+		}
+	],
+	"repository": {
+		"doublequotedString": {
+			"begin": "\"",
+			"beginCaptures": {
+				"0": {
+					"name": "punctuation.definition.string.begin.xml"
+				}
+			},
+			"end": "\"",
+			"endCaptures": {
+				"0": {
+					"name": "punctuation.definition.string.end.xml"
+				}
+			},
+			"name": "string.quoted.double.xml"
+		},
+		"singlequotedString": {
+			"begin": "'",
+			"beginCaptures": {
+				"0": {
+					"name": "punctuation.definition.string.begin.xml"
+				}
+			},
+			"end": "'",
+			"endCaptures": {
+				"0": {
+					"name": "punctuation.definition.string.end.xml"
+				}
+			},
+			"name": "string.quoted.single.xml"
+		}
+	}
+}