Crypt_Base: fix E_NOTICEs
Crypt_Base: fix E_NOTICEs

creatuity/phpseclib,kenichiii/phpseclib,terrafrost/phpseclib,creatuity/phpseclib,melya/phpseclib,thaigialai1987/phpseclib,thaigialai1987/phpseclib,metaclassing/phpseclib,splitice/phpseclib,metaclassing/phpseclib,phpseclib/phpseclib,kenichiii/phpseclib,paragonie-scott/phpseclib,melya/phpseclib,paragonie-scott/phpseclib,splitice/phpseclib,danog/phpseclib,danog/phpseclib