Fixed IncludedSnippetsTracker depth marking
Added Texy plugin
Changed name of RelationMap variable in template
Added Metedata plugin
Moved RelationMap from Includer plugin to its own plugin namespace
Fixed Metadata Manipulator removeAttribute method
Cleansed Includer plugin

Instead of Analyzator is now used Metadata plugin. Removed Registrator as bad practise - responsibility for enabling plugin now lies on settings.
Added support for more possibilities of attribute notation
Renamed $ref to $name in RelationMap
Added support for more possibilities of attribute notation #2
Fixed support for more possibilities of attribute notation
Fixed typos
Added ILinkProvider support into output storages
Changed behaviour RelationMap now throws Exception instead of false when getting SnippetByName or NameBySnippet
Fixed Texy now does not corrupt included images url
Added Image plugin
Fixed use of RelationMap in Includer after renaming $ref to $name
Added Link plugin
Added Filesystem utility class
Simplified Latte output generator

Class FileTemplateOutputGenerator removed as too heavy.
Simple class LatteOutputGenerator added.