Reorganise tests

Make the titles of test pages more suggestive.
Refactor the documentation of the tests.

docs/tests/navigation/order/floats/-1.1.md

@@ -3,7 +3,7 @@ layout: default
 title: "-1.1"
 nav_order: -1.1
 parent: Floats
-grand_parent: Order
+grand_parent: Tests for order
 ---
 
 # -1.1
@@ -12,5 +12,5 @@ grand_parent: Order
 title: "-1.1"
 nav_order: -1.1
 parent: Floats
-grand_parent: Order
+grand_parent: Tests for order
 ```

docs/tests/navigation/order/floats/0.0.md

@@ -3,7 +3,7 @@ layout: default
 title: "0.0"
 nav_order: 0.0
 parent: Floats
-grand_parent: Order
+grand_parent: Tests for order
 ---
 
 # 0.0
@@ -12,5 +12,5 @@ grand_parent: Order
 title: "0.0"
 nav_order: 0.0
 parent: Floats
-grand_parent: Order
+grand_parent: Tests for order
 ```

docs/tests/navigation/order/floats/10.0.md

@@ -3,7 +3,7 @@ layout: default
 title: "10.0"
 nav_order: 10.0
 parent: Floats
-grand_parent: Order
+grand_parent: Tests for order
 ---
 
 # 10.0
@@ -12,5 +12,5 @@ grand_parent: Order
 title: "10.0"
 nav_order: 10.0
 parent: Floats
-grand_parent: Order
+grand_parent: Tests for order
 ```

docs/tests/navigation/order/floats/2.2222.md

@@ -3,7 +3,7 @@ layout: default
 title: "2.2222"
 nav_order: 2.2222
 parent: Floats
-grand_parent: Order
+grand_parent: Tests for order
 ---
 
 # 2.2222
@@ -12,5 +12,5 @@ grand_parent: Order
 title: "2.2222"
 nav_order: 2.2222
 parent: Floats
-grand_parent: Order
+grand_parent: Tests for order
 ```

docs/tests/navigation/order/floats/index.md

@@ -1,7 +1,7 @@
 ---
 layout: default
 title: Floats
-parent: Tests for navigation order
+parent: Tests for order
 nav_order: 4
 has_children: true
 ---