Fixed #414 - use webjars for sortablejs

pom.xml

@@ -62,6 +62,7 @@
         <jquery.version>3.3.1</jquery.version>
         <materializecss.version>1.0.0</materializecss.version>
         <fontawesome.version>5.0.10</fontawesome.version>
+        <sortablejs.version>1.8.1</sortablejs.version>
 
         <app.versionDate>${maven.build.timestamp}</app.versionDate>
         <maven.build.timestamp.format>dd.MM.yy</maven.build.timestamp.format>
@@ -175,6 +176,11 @@
             <artifactId>font-awesome</artifactId>
             <version>${fontawesome.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.webjars.npm</groupId>
+            <artifactId>sortablejs</artifactId>
+            <version>${sortablejs.version}</version>
+        </dependency>
     </dependencies>
 
     <build>

src/main/resources/templates/reports/reports.ftl

@@ -111,7 +111,7 @@
         <!--  Scripts-->
         <#import "../helpers/scripts.ftl" as scripts>
         <@scripts.scripts/>
-        <script src="<@s.url '/sortable-1.8.1/Sortable.min.js'/>"></script>
+        <script src="<@s.url '/webjars/sortablejs/1.8.1/Sortable.min.js'/>"></script>
         <script src="<@s.url '/js/reports.js'/>"></script>
         <script src="<@s.url '/js/globalDatePicker.js'/>"></script>
         <script src="<@s.url '/js/filter.js'/>"></script>