update dependencies

package.json

@@ -41,7 +41,7 @@
     "depcheck": "^0.6.7",
     "early": "^2.1.1",
     "gulp-function": "^2.2.9",
-    "gulp-sourcemaps": "^2.6.0",
+    "gulp-sourcemaps": "^2.6.1",
     "gulp-typescript": "^3.2.1",
     "lodash": "^4.17.4",
     "npmextra": "^2.0.9",
@@ -58,7 +58,7 @@
     "smartstream": "^1.0.10",
     "smartstring": "^2.0.24",
     "smartsystem": "^2.0.2",
-    "smartupdate": "^1.0.5",
+    "smartupdate": "^1.0.6",
     "tapbuffer": "^1.0.29",
     "through2": "^2.0.3",
     "tsn": "^2.0.15",