Switch to rollup for the build

This switches to using rollup for the build. This fixes #444 among other
things.

Makefile

@@ -1,10 +1,14 @@
-BROWSERIFY=node_modules/.bin/browserify
+ROLLUP=node_modules/.bin/rollup
 INFOLOG := \033[34m ▸\033[0m
 
 page.js: index.js
 	@echo "$(INFOLOG) Building page.js.."
-	@$(BROWSERIFY) index.js --standalone page -o page.js
+	@$(ROLLUP) -c rollup.config.js
 
 watch:
 	find index.js | entr make page.js
 .PHONY: watch
+
+clean:
+	@rm page.js
+.PHONY: clean

index.js

@@ -13,10 +13,10 @@
    */
 
   module.exports = page;
-  module.exports.default = page;
-  module.exports.Context = Context;
-  module.exports.Route = Route;
-  module.exports.sameOrigin = sameOrigin;
+  page.default = page;
+  page.Context = Context;
+  page.Route = Route;
+  page.sameOrigin = sameOrigin;
 
   /**
    * Short-cuts for global-object checks
@@ -25,6 +25,7 @@
   var hasDocument = ('undefined' !== typeof document);
   var hasWindow = ('undefined' !== typeof window);
   var hasHistory = ('undefined' !== typeof history);
+  var hasProcess = typeof process !== 'undefined';
 
   /**
    * Detect click event
@@ -601,8 +602,7 @@
   /**
    * Handle "click" events.
    */
-  /* jshint -W054 */
-  var hasProcess = new Function('return typeof process')() !== 'undefined';
+
   /* jshint +W054 */
   function onclick(e) {
     if (1 !== which(e)) return;

package.json

@@ -18,13 +18,12 @@
     "serve": "serve test",
     "test-cov": "jscoverage index.js index-cov.js; PAGE_COV=1 mocha test/tests.js -R html-cov > coverage.html",
     "prepublish": "npm run make",
-    "make": "browserify index.js --standalone page -o page.js"
+    "make": "rollup -c rollup.config.js"
   },
   "dependencies": {
     "path-to-regexp": "~1.2.1"
   },
   "devDependencies": {
-    "browserify": "^6.3.2",
     "chai": "^1.10.0",
     "coveralls": "^2.11.2",
     "engine-dependencies": "^0.2.0",
@@ -35,6 +34,9 @@
     "jshint": "^2.5.10",
     "mocha": "^2.0.1",
     "mocha-lcov-reporter": "0.0.1",
+    "rollup": "^0.54.1",
+    "rollup-plugin-commonjs": "^8.2.6",
+    "rollup-plugin-node-resolve": "^3.0.2",
     "serve": "*",
     "should": "*"
   },