X509: add signSPKAC() and saveSPKAC() methods
X509: add SPKAC unit test
X509: rm trailing white space from unit test
RSA: PHP4 compat changes
X509: PHP4 compat changes
X509: CS adjustments
Merge branch 'master' of https://github.com/phpseclib/phpseclib into spkac
X509: move location of SPKAC unit test
X509: Unit test CS changes
Merge pull request #362 from terrafrost/spkac

X509: add signSPKAC() and saveSPKAC() methods

* terrafrost/spkac:
  X509: Unit test CS changes
  X509: move location of SPKAC unit test
  X509: CS adjustments
  X509: PHP4 compat changes
  RSA: PHP4 compat changes
  X509: rm trailing white space from unit test
  X509: add SPKAC unit test
  X509: add signSPKAC() and saveSPKAC() methods