Add icon to devtools window

Author: pcastornii

tabshell-devtools/src/main/java/com/techsenger/tabshell/devtools/DevToolsWindowPresenter.java

@@ -21,6 +21,7 @@
 import com.techsenger.tabshell.core.history.HistoryManager;
 import com.techsenger.tabshell.core.settings.ShellSettings;
 import com.techsenger.tabshell.core.window.AbstractWindowPresenter;
+import com.techsenger.tabshell.devtools.style.DevToolsIcons;
 
 /**
  *
@@ -45,6 +46,7 @@ protected Descriptor createDescriptor() {
     protected void postInitialize() {
         super.postInitialize();
         setTitle("DevTools");
+        setIcon(DevToolsIcons.TOOLS);
     }
 
     @Override

tabshell-devtools/src/main/java/com/techsenger/tabshell/devtools/style/DevToolsIcons.java

@@ -43,4 +43,6 @@ public interface DevToolsIcons {
     StyleFontIcon CLEAR = new StyleFontIcon("clear-icon");
 
     StyleFontIcon REFRESH = new StyleFontIcon("refresh-icon");
+
+    StyleFontIcon TOOLS = new StyleFontIcon("tools-icon");
 }

tabshell-icons/src/main/resources/com/techsenger/tabshell/icons/devtools.css

@@ -62,3 +62,6 @@
     -fx-code-point: 984144; /* refresh */
 }
 
+.font-icon-view.tools-icon {
+    -fx-code-point: 987236; /* tools */
+}