rebuild website

- with update URL for latest spring 2019 video

Author: libjohn

docs/01_georeference.html

@@ -365,7 +365,7 @@
 <h2>Overview</h2>
 <p>These learning and quick-reference resource pages support the face-to-face workshop, <a href="https://rfun.library.duke.edu/portfolio/mapping_workshop/">Mapping with R</a>, offered via the <a href="https://library.duke.edu/data/">Data &amp; Visualization Services</a> Department, Duke University Libraries. The exercises and workshop are designed to help you learn georeferencing, make a <a href="https://en.wikipedia.org/wiki/Choropleth_map">choropleth</a> with USA census data via the <a href="https://walkerke.github.io/tidycensus/">tidycensus</a> package, and briefly introducing the <a href="http://r-spatial.github.io/sf/">sf</a> package, simple features.</p>
 <div class="picture1">
-<iframe width="450" height="315" src="https://www.youtube.com/embed/cMNJdj8UGpY" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen>
+<iframe width="450" height="315" src="https://www.youtube.com/embed/np38vEHSxLU" frameborder="0" allow="accelerometer; autoplay; encrypted-media; gyroscope; picture-in-picture" allowfullscreen>
 </iframe>
 </div>
 <p>During the Workshop we introduce</p>

docs/02_choropleth.html

@@ -579,7 +579,7 @@ <h2>Session Info</h2>
 ##  collate  English_United States.1252  
 ##  ctype    English_United States.1252  
 ##  tz       America/New_York            
-##  date     2019-01-29                  
+##  date     2019-01-31                  
 ## 
 ## - Packages --------------------------------------------------------------
 ##  package      * version   date       lib source