Implement password salts#7

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lennartvdd wants to merge 5 commits intomishamx:masterfrom

lennartvdd:feature/salted_passwords

Commits on Jul 8, 2012

Implement password salts
lennartvdd
committed

Commits on Oct 1, 2012

Commits on Nov 22, 2012

Merge branch 'master' of github.com:mishamx/yii-user into feature/salted_passwords
lennartvdd
committed