add help doc for every view

app-src/scripts/_app.js

@@ -96,11 +96,7 @@
 
   /* @ngInject */
   function initGlobalShortcuts($document, Dialogs, $localStorage, CheckShortcutKeyCombo, IS_ELECTRON) {
-    // we just use this single one as this usually does mess
-    // up with the default browser shortcuts
-    // better to use the global electron shortcuts here
     $document.bind('keypress', (ev) => {
-
       // only trigger if not in typing mode
       if (ev.target.tagName !== 'INPUT' && ev.target.tagName !== 'TEXTAREA') {
         // on star

app-src/scripts/dialogs/help/help-daily-agenda.html

@@ -0,0 +1,2 @@
+<h3 class="md-title">Daily Agenda</h3>
+<p>The daily agenda view is meant to give you a rough overview of how your workday might look on a time scale.</p>

app-src/scripts/dialogs/help/help-done-tasks-backlog.html

@@ -0,0 +1,2 @@
+<h3 class="md-title">Done tasks backlog</h3>
+<p>The done tasks backlog gives you an overview of all your done tasks.</p>

app-src/scripts/dialogs/help/help-settings.html

@@ -0,0 +1,5 @@
+<h3 class="md-title">Settings page</h3>
+<p>Here you can configure a lot of stuff. Click the
+  <ng-md-icon icon="help"></ng-md-icon>
+  -icons to learn more about a configuration section.
+</p>

app-src/scripts/dialogs/help/help-time-tracking-history.html

@@ -0,0 +1,10 @@
+<h3 class="md-title">Time tracking history</h3>
+<p>The time tracking history gives you an overview over all tasks in your done backlog.</p>
+<p>You click on the
+  <ng-md-icon icon="list"></ng-md-icon>
+  -icon to show the tasks worked on a specific day.
+</p>
+<p>Clicking on the
+  <ng-md-icon icon="call_made"></ng-md-icon>
+  -icon will open an export dialog for the current month.
+</p>

app-src/scripts/dialogs/help/help-work-view.html

@@ -1,4 +1,12 @@
 <h3 class="md-title">The work view</h3>
+<p>This is the work view. It's meant to help you to keep track of what you have to do today and to enable you to easily track the time spent on different tasks.</p>
+<p>The page is divided into a list for your undone tasks
+  <ng-md-icon icon="playlist_play"></ng-md-icon>
+  and a list of you done tasks
+  <ng-md-icon icon="playlist_add_check"></ng-md-icon>
+  below. Tasks can be moved via drag and drop between the lists.
+</p>
+<p>Once you are done working for the day you can go to the daily summary page by clicking the 'Finish your work day' button.</p>
 
 
 <div ng-include="'scripts/dialogs/help/help-task-list.html'"></div>