Ttta

- Fixed LDA Seeding
- Added additional type checks for LDA
- Made RollingLDA chunking deterministic and reproducable
- Added inference option for LDA
- Updated JOSS Paper
**Full Changelog**: https://github.com/K-RLange/ttta/compare/v0.9.5...v0.9.6

- Made the wordcloud package optional due to a problem with that package's installation for newer python versions
- Added functions to evaluate topic shares in RollingLDA
- Fixed top word function of RollingLDA when using negative chunk indexing
**Full Changelog**: https://github.com/K-RLange/ttta/compare/v0.9.4...v0.9.5

- Added random seed option to LDA
- Added error checks to LDA's C code

- Changed dtm backend during creation from lil_array to csr_array to work more efficiently for large data sets
- Fixed issue with LDA visualizations