sweary 0.0.0.9000

New functions

build tools:
- build_sweary() -- rebuilds "swear_words" data frame
filtering tools:
- get_swearwords -- returns swear words of one language in a data frame

New languages (Alphabetic order)

Czech
English
Polish
Romanian

Current development state

Projects on the run

Create use cases of package functions

Issues to solve

Make build_sweary()to return summary of build process
Add language contributors section to README
Rename language files
Create word cloud use case
Create blogdown website with a project overview

Further plans

Add additional columns to dictionaries, e.g. with information on non-offensive meaning