chore(travis): do not publish next version

.travis.yml

@@ -1,8 +1,6 @@
 env:
   global:
   - NODE_VERSION=6.9.1
-  - DATE=$(date +%Y-%m-%d)
-  - PACKAGE_VERSION=$DATE-$TRAVIS_BUILD_NUMBER
   - EMULATOR_API_LEVEL=19
   - ANDROID_VERSION=23
   - ANDROID_BUILD_TOOLS_VERSION=23.0.1
@@ -47,17 +45,3 @@ script:
 - tns build android
 - android-wait-for-emulator
 - npm run appium --runtype=android19 --appium=$APPIUM_VERSION
-before_deploy:
-- cd ../nativescript-angular
-- npm install -g nativescript --ignore-scripts
-- tns usage-reporting disable
-- tns error-reporting disable
-- node ../build/travis-scripts/add-publishConfig.js next $PACKAGE_VERSION
-deploy:
-  provider: npm
-  email: nativescript@telerik.com
-  skip_cleanup: true
-  api_key:
-    secure: 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
-  on:
-    branch: master

build/prepublish-next.js

@@ -0,0 +1,33 @@
+#!/usr/bin/env node
+const fs = require("fs");
+const path = require("path");
+
+const getPackageJson = projectDir => {
+    const packageJsonPath = getPackageJsonPath(projectDir);
+    return JSON.parse(fs.readFileSync(packageJsonPath, "utf8"));
+};
+
+const writePackageJson = (content, projectDir) => {
+    const packageJsonPath = getPackageJsonPath(projectDir);
+    fs.writeFileSync(packageJsonPath, JSON.stringify(content, null, 2))
+}
+
+const getPackageJsonPath = projectDir => path.resolve(projectDir, "package.json");
+
+const tag = "next";
+const projectDir = "nativescript-angular";
+const packageJson = getPackageJson(projectDir);
+const [, , packageVersion = new Date() ] = process.argv;
+
+packageJson.publishConfig = Object.assign(
+    packageJson.publishConfig || {},
+    { tag }
+);
+
+delete packageJson.private;
+
+const currentVersion = packageJson.version;
+const nextVersion = `${currentVersion}-${packageVersion}`;
+const newPackageJson = Object.assign(packageJson, { version: nextVersion });
+
+writePackageJson(newPackageJson, projectDir);