How to build own docset

Because the provided one is old
Merge pull request #36 from hashier/newdoc

How to build own docset
Makes error messages localizable.
Merge pull request #38 from nicolasgomollon/master

Localizable Error Messages
Added the ability to make SSKeychainQueries synchronizable via iCloud keychain.

Original code by @bcapps.
Merge pull request #39 from Lickability/master

iCloud Keychain Support
Rename `delete:` to `deleteItem:` to avoid conflict.
Change synchronizable `#if`s
Version 1.2.0
fix a memory leak
Merge pull request #40 from kyamada-github/fix-a-memory-leak

fix a memory leak