Update dependencies.

Author: mbostock

package-lock.json

@@ -26,7 +26,7 @@
   "scripts": {
     "pretest": "rm -rf dist && mkdir dist && cp index.node.js dist/shapefile.node.js && rollup -g path-source,array-source,stream-source,slice-source -f cjs -- index.js | tail -n +2 >> dist/shapefile.node.js",
     "test": "tape 'test/**/*-test.js'",
-    "prepublish": "npm run test && rollup -c --banner \"$(preamble)\" -f umd -n shapefile -o dist/shapefile.js -- index.js && uglifyjs --preamble \"$(preamble)\" -o dist/shapefile.min.js -cm -- dist/shapefile.js",
+    "prepublish": "npm run test && rollup -c --banner \"$(preamble)\" -f umd -n shapefile -o dist/shapefile.js -- index.js && uglifyjs -b beautify=false,preamble=\"'$(preamble)'\" -o dist/shapefile.min.js -cm -- dist/shapefile.js",
     "postpublish": "git push && git push --tags && zip -j dist/shapefile.zip -- LICENSE.txt README.md dist/shapefile.js dist/shapefile.min.js"
   },
   "dependencies": {
@@ -35,13 +35,13 @@
     "path-source": "0.1",
     "slice-source": "0.4",
     "stream-source": "0.3",
-    "text-encoding": "0.6.1"
+    "text-encoding": "^0.6.4"
   },
   "devDependencies": {
-    "package-preamble": "0.0",
-    "rollup": "0.41",
-    "rollup-plugin-node-resolve": "2",
+    "package-preamble": "0.1",
+    "rollup": "0.45",
+    "rollup-plugin-node-resolve": "3",
     "tape": "4",
-    "uglify-js": "2"
+    "uglify-js": "3"
   }
 }