Add tracker functionality

server/views/css/site.css

@@ -55,3 +55,8 @@ html {
   text-overflow: ellipsis;
   overflow: hidden;
 }
+
+.tracker-dropdown {
+  margin-left: 0;
+  margin-top: -2px;
+}

server/views/project-tracker.pug

@@ -27,17 +27,31 @@ block content
             table.highlight
                 thead
                     tr
+                        th
+                            p 
+                                label
+                                    input#overview-checkbox(type="checkbox")
+                                    span 
                         th Title Text
-                        th language
+                        th
+                            a.dropdown-trigger language ▼
                         th Artifact
                         th Chapter
-                        th translator 
+                        th 
-                        th proof reader
+                            a.dropdown-trigger translator ▼
-                        th editor
+                        th 
+                            a.dropdown-trigger proof reader ▼
+                        th 
+                            a.dropdown-trigger editor ▼
                 tbody 
                     each translationChapter in translationChapters.sort((a, b) => a.index - b.index)
                         tr(onclick=`window.location='/projects/${project.id}/tracker/${translationChapter.id}'`)
                             //- TODO: link to the translationChapter...
+                            td
+                                p
+                                    label
+                                        input(type="checkbox") 
+                                        span
                             td(title=translationChapter.chapter.name)= translationChapter.chapter.name
                             td
                                 a(href=`/projects/${project.id}/tracker?dialectId=${translationChapter.translationArtifactVersion.dialect.id}`)= translationChapter.translationArtifactVersion.dialect.name