Fix brew audit warning messages
php*-opcache: v7.0.3
php5*-phalcon: v1.2.6
Add zookeeper extension
php5*-memcached: add support for sasl
Update php53-thrift.rb (+4 squashed commits)
Squashed commits:
[bc71b67] Update php54-thrift.rb
[c6f05a3] Update php56-thrift.rb
[d99c344] Update php55-thrift.rb
[a194129] Update php55-thrift.rb
Relies on an alternative versioned URL (+1 squashed commit)
Squashed commits:
[46ac292] PHPUnit-Skelgen (v1.2.1) new Formula
Added a formula to install phpunit-skelgen
Upgrade Envoy to 1.0.11
Foreman 1.0.0
update to wp-cli v0.14.1
Use block to declare HEAD dependencies

Going forward, declaring dependencies in a `head` block is preferred over checking `build.head?`. The same goes for devel and stable.
Switch from http: to https: (+2 squashed commits)
Squashed commits:
[0edd228] Added PHP 5.6 dependencies
[4c99e0a] Massive brew warnings fix
Bump PHP versions
Add optional phpdbg support to php 5.4 and above

Fixes issue #961
removed redundant version (+1 squashed commit)
Squashed commits:
[82d812b] PHPUnit 4.0.1
added virtphp formula

Signed-off-by: Andy Blyler <andy@blyler.cc>
php-meta-requirement: use Formula[]
PHPUnit 4.0.7
php5*-phalcon: 1.3.0
twig: upgrade to 1.15.1