Changes

'''Please list your proposal below.'''  See previous host proposals for examples:  * [[2018 Hosting Proposals]]* [https://c4l-phl.github.io/ 2016 Hosting Proposal]* [http://osulp.github.io/code4lib-pdx/ 2015 Hosting Proposal]* [https://docs.google.com/document/d/1amxzn4xs26ILszZek5nIEEfd4qHNfLjp1BAc5CU5YKw/edit 2014 Hosting Proposal]* [https://sites.google.com/site/code4lib2012seattle/ 2012 Hosting Proposal]