Update APCu to 4.0.7
Ioncube Update 4.7.1
Wrong errors arguments

InvalidPhpizeError and UnsupportedPhpApiError don't use name attribute. UnsupportedPhpApiError can't be raisen because it needs the name parameter.

See error in https://github.com/Homebrew/homebrew-php/pull/1379

```
Error: wrong number of arguments (0 for 1)
Please report this bug:
    https://github.com/Homebrew/homebrew/wiki/troubleshooting
/usr/local/Library/Taps/homebrew/homebrew-php/Abstract/abstract-php-extension.rb:7:in `initialize'
/usr/local/Library/Taps/homebrew/homebrew-php/Abstract/abstract-php-extension.rb:38:in `new'
/usr/local/Library/Taps/homebrew/homebrew-php/Abstract/abstract-php-extension.rb:38:in `initialize'
/usr/local/Library/Homebrew/formulary.rb:50:in `new'
/usr/local/Library/Homebrew/formulary.rb:50:in `get_formula'
/usr/local/Library/Homebrew/formulary.rb:198:in `factory'
/usr/local/Library/Homebrew/extend/ARGV.rb:16:in `block in formulae'
/usr/local/Library/Homebrew/extend/ARGV.rb:16:in `map'
/usr/local/Library/Homebrew/extend/ARGV.rb:16:in `formulae'
/usr/local/Library/Homebrew/cmd/install.rb:28:in `install'
/usr/local/Library/brew.rb:136:in `<main>'
```

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Syntax fix
Support for installing php extensions on vanilla php Yosemite

Closes #1387.
Closes #1379.
Closes #1402.

Signed-off-by: Jack Nagel <jacknagel@gmail.com>
Fix audit warning
Upgrade XCache version to 3.2.0