Fixed doc standards and made corrections

- In addition to grammer and standards the document now also says that
  you can specify a block by an absolute path.
Review fixes
Fixed closing xml
Merge pull request #124 from dantleech/block_bundle

Fixed doc standards and made corrections
Fixed Symfony docs Standards
Merge pull request #125 from WouterJ/fix_xml

[Getting Started] Fixed Symfony docs Standards and more
[getting started] Fixed line lengths
Merge pull request #126 from WouterJ/line_length

[Getting Started] Fixed line lengths
Fixed standards
document jackalope requirements. fix #120
cleanups
Merge pull request #128 from symfony-cmf/jackalope-requirements

document jackalope requirements
Merge pull request #127 from WouterJ/components_fix_standards

[Components] Fixed standards
Updated command list
Merge pull request #129 from dantleech/phpcr-util

Updated command list
fixed some variable mismatches in dynamic router docu snippets

I think it should be like this :)
Merge pull request #130 from frastel/patch-1

fixed some variable mismatches in dynamic router docu snippets
adjust to RoutingExtraBundle renamed to RoutingBundle
routes are now declared exposed, no need for manual configuration anymore
Added menu example