Wiktionary-de-parser

Fixed
- `syllables.py` improvemed syllables parsing
Added
- `language.py` added field `langCode` (providing ISO639-1 language code)
Changed
- `language.py` renamed field `language` to `lang`
- `README.md` updated readme

Fixed
- `ipa.py` IPA parsing improvement

Fixed
- `pos.py` added 'Deklinierte Form' as POS (can be Substantiv, Adjektiv, Artikel, Pronomen)

Fixed
- `ipa.py` Match correct paragraph in WikiText for parsing IPA

Fixed
- `syllables.py` Improved syllables parsing

Changed
- `ipa.py` Make IPA field a `list` (support multiple IPA transcriptions for one word)

Fixed
- `ipa.py` Improved IPA parsing