Version 0.2.3-beta-release

Following updates is included since the last release 0.2.2-beta-release

• e1cbe2f Fix broken test case ui/stream/reader_test.js - (NI) 4AC3E3D5FDD208F7 U
• 16c4825 Ask Travis CI to upgrade their npm before perform testing and building - (NI) 4AC3E3D5FDD208F7 U
• 3ec9669 Refixed tabIndex on the connector window with a better method - (NI) 4AC3E3D5FDD208F7 U
• 5269901 Change order of the robots.txt rule - (NI) 4AC3E3D5FDD208F7 U
• dd0450e Upgrade dependencies - (NI) 4AC3E3D5FDD208F7 U
• 4cccd35 Modify webpack.config.js to get better chunking - (NI) 4AC3E3D5FDD208F7 U
• f0a289f Code clean up for screen_console.vue - (NI) 4AC3E3D5FDD208F7 U
• d7b9a8e Fixed tabIndex on the connector page. Tab key should work as expected now. - (NI) 4AC3E3D5FDD208F7 U