add cookbook entry on creating dynamic forms based on services
camelCase variable names
complete config for form as a service
consistent use of DemoBundle instead of 'WhateverBundle'
merged all dynamic form articles in one. Added a section on advanced form configuration
PHP5.3 syntax for arrays
Fix the "doctrine file uploads" cookbook examples, see symfony/symfony-docs#600
cs fixes
more cs fixes
add missing space
end short descriptions in PHPdoc comment with a .
add some minor interpunction fixes for consistency
shorten dynamic forms article, don't explain what is already elsewhere in the book or cookbook
fix delete the old image before the move of new image because of the same name
Used route names for security paths
Fixed highlighting issues in The Book
Added PR title prefixes
Added information about currency format
Add a clarification to the event subscriber section

It's not explicitly clear that a higher priority number means the method is called earlier. Add some verbiage to that effect.
Fix two minor typos in the contributing section