Merge pull request #36 from pborreli/typos

Fixed typos
Fixed bundle name
Added overriding guides for SyliusProductBundle
Merge pull request #41 from Sylius/product-bundle

More SyliusProductBundle docs
Merge pull request #37 from amenophis/master

Change SyliusCustomizableProductBundle to SyliusVariableProductBundle
Add simple introduction to bundles
Update introduction.rst
Update introduction.rst
Update index.rst
Update installation.rst
Update show_resource.rst
Update index_resources.rst
Merge pull request #48 from cordoval/patch-6

Update index_resources.rst
Merge pull request #47 from cordoval/patch-5

Update show_resource.rst
Merge pull request #45 from cordoval/patch-3

Update index.rst
Merge pull request #46 from cordoval/patch-4

Update installation.rst
Merge pull request #44 from cordoval/patch-2

Update introduction.rst
Merge pull request #43 from cordoval/patch-1

Update introduction.rst
Update index.rst
Update update_resource.rst

Fixing route patterns