[FEATURE] change code of meta parser to use a service

* added ServiceLocater service for meta parser
* remove old parser code and receive parser from ServiceLocator
* added new default plugin phileParserMeta with old parser code

Resolves: #76
Releases: 0.9.3
Related: #42
Merge pull request #77 from PhileCMS/feature/MetaParserService

[FEATURE] change code of meta parser to use a service