Fix install instructions in README.md
Merge pull request #73 from nyuszika7h/patch-1

Fix install instructions in README.md
Fix up note reverting
fix to close editor popup globally across the app, not just from within the editor
Turns out skydrive supports cors until you try download a file We’ll drop SkyDrive until it’s fixed.
Send real data to cloud on upload.
fix infinite loop
using a css class, rather than the css inline styles. sadly, we won’t have a drag hover on the actually notebook, because the inline elements are breaking things.
Get header
Fix Italics Button
Fix bold editor control.
Renaming Subcategories
Update style of no note selected
Deletion of Subcategories