Update php*-http to 2.0.3

References issue #927
updated php5*-varnish sha1
Update php5*-dmtx to 0.0.3
Update caveats for php extensions to include CLI instructions

Thanks to @hkdobrev for the idea via pull request #853
Addition of php5*-pdo-dblib
Fix php53 on OS X 10.9

PHP was missing the logic to exclude an executable extension for OS X 10.9

Fixes issues #928
change url (+1 squashed commit)
Squashed commits:
[25f628f] add codeception
Upgrade codeception to 1.8.1
Update php*-pdflib to 3.0.3
Add php*-swoole 1.6.8
Add php*-yar extension 1.2.2
Update php*-xmldiff to 0.9.2
Sigh, fix typo (+2 squashed commits)
Squashed commits:
[17df993] Address remarks
[333ff67] Add Blitz templater extension for PHP 5.{3,4,5}
Add php-protobuf extension for PHP 5.{3,4,5}
Add php*-crypto 0.1.0
Change archive name
Change version
Remove pcre dependencies
Remove chdir (+6 squashed commits)
Squashed commits:
[57e9620] Fixed
[5183784] remove force_default_docroot
[876c828] Move subfolder
[2c51788] htscanner for PHP 5.3
[741671d] Remove zend extenstion
[c5a12a3] htscanner
Fix some brew audit warnings
Update README.md
Upgrade php*-sundown to 0.3.11
Upgrade php*-http to 2.0.4