ui: Show namespace label on left side of graph nodes

* Added arrow indicating namespace and package name on left side of node
* Show namespace label when hovering arrow
* Activate namespace when clicking label
* New design for namespace nodes

bin/app/data/color_schemes/bad_rainbow.xml

@@ -284,13 +284,18 @@
 			</undefined>
 			<namespace>
 				<fill>
-					<normal>#EE7326</normal>
-					<focus>#EE8A4C</focus>
+					<normal>#873E3E</normal>
 				</fill>
 				<border>
 					<normal>#80FFFFFF</normal>
 					<focus>#FFFFFF</focus>
 				</border>
+				<text>
+					<normal>#FFFFFF</normal>
+				</text>
+				<icon>
+					<normal>#FFFFFF</normal>
+				</icon>
 			</namespace>
 			<package>
 				<like>namespace</like>
@@ -347,6 +352,17 @@
 					<normal>#CCCCCC</normal>
 				</text>
 			</count_number>
+			<qualifier>
+				<fill>
+					<normal>#873E3E</normal>
+				</fill>
+				<border>
+					<normal>#FFFFFF</normal>
+				</border>
+				<text>
+					<normal>#FFFFFF</normal>
+				</text>
+			</qualifier>
 		</node>
 		<edge>
 			<default>

bin/app/data/color_schemes/bright.xml

@@ -270,12 +270,15 @@
 			</undefined>
 			<namespace>
 				<fill>
-					<normal>#CC8D91</normal>
+					<normal>#EFC5C5</normal>
 				</fill>
 				<border>
-					<normal>#803C3C3C</normal>
-					<focus>#3C3C3C</focus>
+					<normal>#3D3D3D</normal>
+					<focus>black</focus>
 				</border>
+				<icon>
+					<normal>#3D3D3D</normal>
+				</icon>
 			</namespace>
 			<package>
 				<like>namespace</like>
@@ -320,6 +323,17 @@
 					<normal>#5C5C5C</normal>
 				</text>
 			</count_number>
+			<qualifier>
+				<fill>
+					<normal>#EFC5C5</normal>
+				</fill>
+				<border>
+					<normal>#3D3D3D</normal>
+				</border>
+				<text>
+					<normal>black</normal>
+				</text>
+			</qualifier>
 		</node>
 		<edge>
 			<default>

bin/app/data/color_schemes/dark.xml

@@ -26,25 +26,6 @@
 			<line>#444444</line>
 		</popup>
 
-		<query>
-			<none>
-				<normal></normal>
-				<hover></hover>
-			</none>
-			<command>
-				<normal></normal>
-				<hover></hover>
-			</command>
-			<operator>
-				<normal></normal>
-				<hover></hover>
-			</operator>
-			<fulltext>
-				<normal></normal>
-				<hover></hover>
-			</fulltext>
-		</query>
-
 		<query>
 			<none>
 				<normal>
@@ -298,6 +279,9 @@
 					<normal>#80C3C3C3</normal>
 					<focus>#C3C3C3</focus>
 				</border>
+				<icon>
+					<normal>#C3C3C3</normal>
+				</icon>
 			</namespace>
 			<package>
 				<like>namespace</like>
@@ -342,6 +326,17 @@
 					<normal>#F7F7F7</normal>
 				</text>
 			</count_number>
+			<qualifier>
+				<fill>
+					<normal>#78282D</normal>
+				</fill>
+				<border>
+					<normal>#C3C3C3</normal>
+				</border>
+				<text>
+					<normal>#F7F7F7</normal>
+				</text>
+			</qualifier>
 		</node>
 		<edge>
 			<default>