c2c 0.1.0

• This is the first release, coinciding with first release on CRAN too
  
• At present c2c contains all the functionality described in some 2017 papers
• This version has a vignette, so that should be your first port of call, the next release will have some more motivating examples, and may include some data too
  
• c2c is very light on tests, which will be recitfied on the next release
• Check for changes in between CRAN releases: https://github.com/mitchest/c2c