data profiler update

lacuna.html

@@ -30,7 +30,7 @@
     <h1 class="mdc-typography--headline2">Lacuna</h1>
     <div class="container">
       <p  class="mdc-typography--body1" align="center">Repository for the dataset collected in two parts: household electricity consumption data and three rounds of survey data. Consumption data includes smart meter and non-smart meter data.</p>
-      <img class="responsive-image" src="https://github.com/LIRNEasia/d3-visualizations/blob/master/resources/dataset_structure.png" alt="data set structure">
+      <img class="responsive-image" src="./resources/dataset_structure.png" alt="data set structure">
       <ul>
         <li>EC-1: Data from a longitudinal survey (with 3 rounds of data collection over a period of one
         year) capturing the drivers, attitudes and behaviour around domestic energy consumption of over 4,000 consumers of the Lanka Electricity Company (LECO).