Uniformized custom template variables in files as "file metadata"
Config is simpler and is entirely available as metadata inside templates
Documentation update
In the model, the config is now RepositoryMetadata
Removed useless metadata in Template (since it's now in RepositoryMetadata)
Merge branch 'master' into simplification
Replaced RepositoryMetadata with a generic Metadata class
File metadata is the generic Metadata class
Added `.` notation in Metadata to browse values
Removed the template class: now in Metadata
Moved File implementations in subnamespace
Updated couscous.yml following the latest changes
Merge pull request #35 from CouscousPHP/simplification

Big simplification of "custom variables"