[travis] Install pygments
Remove .old files
Remove @package @subpackage @category annotations. Update new CS guidelines for files and class docblocks.
Rename zend.pdf to zendpdf for non english docs

Also remove a example which use old require_once
Fix a lot Zend underscore class names to namespace
Remove require_once for ZF classes

Skipped require_once for autoloader
[zendservice] join Zend_Service, Zend\Service and zend.service

Files renamed too.
Fix a lot Zend* (components) with underscore class names to namespace
[zendservice] duplicate class name in namespace

Duplicate class name when only the namespace has 2 spaces. This fix most of the examples
Remove redundant hyperlinks

rST don't need mark a URI as a hyperlink

Regex used:
s/`([a-z]+://[\w\./_()#:-]+)`_/$1/i
s/.*_`([a-z]+://[\w\./_()#:-]+)`.*\n//i
[en] Fix  WARNING: Title underline too short.
[en] Fix ERROR: Malformed table

Also wrap the contents up to 120 characters width
Various small fixes