Add VndErrorRepresentation

+ tests
+ doc
Add LinkExtension
Merge pull request #132 from willdurand/twig-ext

Add LinkExtension
[doc] minor tweaks
Merge pull request #114 from willdurand/vnd-error

[WIP] VndErrorRepresentation
Fix PagerfantaFactory and improve \Traversable collections
Merge pull request #133 from  adrienbrault/131-fix

Fix #131
cs
Update branch-alias (composer)
Fixed PHPDoc for HateoasBuilder:create function
Merge pull request #138 from Ninir/patch-phpdoc

Fixed PHPDoc for HateoasBuilder:create function
Adding getters to PagerFantaFactory
Merge pull request #144 from MrHash/master

Make PagerfantaFactory extendable
Add accessors to VndErrorRepresentation

To make the class more extendable as recommended in the docs.
Merge pull request #145 from MrHash/master

Add accessors to VndErrorRepresentation
update composer branch-alias
Remove deprecated methods