Add anchor markup. Management of titles identifiers.
Debug of anchor object.
Merge pull request #1 from marmotz/master

Add composer.json file to be installed via composer
Remove all Skriv-specific URL-rewriting.
Merge remote-tracking branch 'origin/master'
Add some information in the composer.json file.
Prevent some bugs by avoiding cloning of Code and StyledBlock objects.
Debug of composer.json file.
Debug of the Title object.
Modification of the composer.json file.
Add TOC functions. Simplification of Renderer objects.
fix missing backslash to Exception :)