Merge pull request #1 from daneden/master

Update readme, enable multiple values for Handy
added Export Page to PNG plugin
Update README.md
Added align plugins
add Align plugins
Update README.md
typo?

__Vertically in Selection__ (cmd option control h): aligns...
to
__Vertically in Selection__ (cmd option control v): aligns...
?
Merge pull request #6 from mikefats/patch-1

Fixed typo!
added text to uppercase
Update README.md
Merge remote-tracking branch 'upstream/master'
Add installation and update instructions