fix urls in coc file; use full link to coc in readme to make cran happy

Author: sckott

CODE_OF_CONDUCT.md

@@ -21,5 +21,5 @@ Instances of abusive, harassing, or otherwise unacceptable behavior may be repor
 opening an issue or contacting one or more of the project maintainers.
 
 This Code of Conduct is adapted from the Contributor Covenant 
-(http:contributor-covenant.org), version 1.0.0, available at 
-http://contributor-covenant.org/version/1/0/0/
+(https://contributor-covenant.org), version 1.0.0, available at 
+https://contributor-covenant.org/version/1/0/0/

README.Rmd

@@ -361,6 +361,8 @@ And here's that [gist](https://gist.github.com/sckott/017214637bcfeb198070)
 * Please [report any issues or bugs](https://github.com/ropensci/gistr/issues).
 * License: MIT
 * Get citation information for `gistr` in R doing `citation(package = 'gistr')`
-* Please note that this project is released with a [Contributor Code of Conduct](CODE_OF_CONDUCT.md). By participating in this project you agree to abide by its terms.
+* Please note that this project is released with a [Contributor Code of Conduct][coc]. By participating in this project you agree to abide by its terms.
 
 [![rofooter](https://ropensci.org/public_images/github_footer.png)](https://ropensci.org)
+
+[coc]: https://github.com/ropensci/gistr/blob/master/CODE_OF_CONDUCT.md

README.md

@@ -507,6 +507,8 @@ And here's that [gist](https://gist.github.com/sckott/017214637bcfeb198070)
 * Please [report any issues or bugs](https://github.com/ropensci/gistr/issues).
 * License: MIT
 * Get citation information for `gistr` in R doing `citation(package = 'gistr')`
-* Please note that this project is released with a [Contributor Code of Conduct](CODE_OF_CONDUCT.md). By participating in this project you agree to abide by its terms.
+* Please note that this project is released with a [Contributor Code of Conduct][coc]. By participating in this project you agree to abide by its terms.
 
 [![rofooter](https://ropensci.org/public_images/github_footer.png)](https://ropensci.org)
+
+[coc]: https://github.com/ropensci/gistr/blob/master/CODE_OF_CONDUCT.md