Immanuel

German translations.

Allow explicit UTC offset.

Bug fix for missing dignities.

**Changes:**
* Renamed Pars Fortuna to Part of Fortune / `chart.PART_OF_FORTUNE`.
* Added Part of Spirit as `chart.PART_OF_SPIRIT`
* Added Part of Eros as `chart.PART_OF_EROS`
* New setting `angle_precision` defines rounding for formatted angles
* New boolean attribute for traditional planets, `in_sect`, based on Hellenistic sect calculation

- New setting: `output_typical_object_motion` modifies stringified chart object to only output phase if atypical of its default motion.
- Spanish translations available as `es_ES`.
- Documentation reorganized.

Explicitly include .mo files for packaging.