Adding PHPCI to the continuous integration section.
Merge pull request #266 from dancryer/patch-1

Adding PHPCI to the continuous integration section.
Add Google Cloud Engine to supported PaaS providers
Merge branch 'gh-pages' of github.com:codeguy/php-the-right-way into gh-pages
Fix Google Compute Engine name typo
Change Google PaaS to AppEngine
Add space to Google App Engine name
Add links to translations
Merge pull request #267 from rtretyakov/patch-1

Add links to translations
added turkish translation
Merge pull request #269 from hkulekci/forked-gh-pages

added turkish translation
Added Prophecy to complementary testing tools
Merge pull request #270 from karolsojko/gh-pages

Added Prophecy to complementary testing tools
Closes #271: I can't haz spelling
Removing back-slash from global functions for consistency with print_r() in factory example and since it's unecessary
Adding () after static keyword to make it clearer this is instantiating a new object
Merge pull request #273 from simonrjones/fix/global-functions

Removing \ from global functions
fix length string -> fixed-length string
Merge pull request #275 from Sean-Der/gh-pages

Typo in password hashing article
Bump PHP current version to 5.5 in Use-the-Current-Stable-Version.md

Signed-off-by: Rogerio Prado de Jesus <rogeriopradoj@gmail.com>