Microsoft Arrow Launcher updated to v2.0 with Office 365 support

1. [Documents page] Sign in to your Office 365 accounts to read and edit your documents! You can also find and upload your on-device documents to Office 365.

2. [New Wallpaper] We have refreshed the stock wallpapers for you.

3. [Memory & Performance] We have reduced Arrow’s network activity by 50% to help you save some cellular data usage.