Add syntax highlighting for UIX XML and embedded scripts

Author: yoshiask

.vscode/launch.json

@@ -10,7 +10,8 @@
 			"type": "extensionHost",
 			"request": "launch",
 			"args": [
-				"--extensionDevelopmentPath=${workspaceFolder}"
+				"--extensionDevelopmentPath=${workspaceFolder}",
+				"--profile-temp"
 			]
 		}
 	]

package.json

@@ -27,6 +27,11 @@
         "aliases": ["UIX Script", "uix-script"],
         "extensions": [".uix-script"],
         "configuration": "./uix-script_language-configuration.json"
+      },
+      {
+        "id": "uix-xml",
+        "aliases": ["UIX XML", "uix-xml"],
+        "extensions": [".uix"]
       }
     ],
     "grammars": [
@@ -39,6 +44,11 @@
         "language": "uix-script",
         "scopeName": "source.uix-script",
         "path": "./syntaxes/uix-script.tmLanguage.json"
+      },
+      {
+        "language": "uix-xml",
+        "scopeName": "source.uix-xml",
+        "path": "./syntaxes/uix-xml.tmLanguage.json"
       }
     ]
   }