Update documentation

documentation/docs/help/en/Multiselect.md

@@ -12,6 +12,10 @@ Tapping the icon once will undo the last operation. A long press will display a
 
 Starts the property editor on the current selection.
 
+### ![Rotate](../images/ic_menu_rotate.png) Rotate
+
+Rotate the selection around its centroid by dragging the display roughly in a circle. The centroid position is marked with a cross.
+
 ### ![Copy](../images/ic_menu_copy_holo_light.png) Copy
 
 Copy the selected objects  to the internal copy and paste buffer.

documentation/docs/help/en/Node selected.md

@@ -53,6 +53,10 @@ The above might seem very confusing but in the end the new mode is in the origin
 
 Start creating a turn restriction with this node as "via" member. This action is only available if the node in question is a potential via member, that is it is a member of at least two ways that have a "highway" tag. Ways will be split automatically during the process.
 
+### ![Rotate](../images/ic_menu_rotate.png) Rotate
+
+If the node has a direction tag with a degree value, rotate the node by dragging the display roughly in a circle.
+
 ### ![Copy](../images/ic_menu_copy_holo_light.png) Copy
 
 Copy the node to the internal copy and paste buffer.

documentation/docs/help/en/Relation selected.md

@@ -36,6 +36,10 @@ Add further objects to the relation until "Done" is selected, then the tag edito
 
 Start Multi-Select mode with all members of the current relation selected. The relation itself will be deselected. 
 
+### ![Rotate](../images/ic_menu_rotate.png) Rotate
+
+If the relation is a multi-polygon, rotate it around its centroid by dragging the display roughly in a circle. The centroid position is marked with a cross.
+
 ### ![Delete](../images/tag_menu_delete.png) Delete
 
 Remove the object from the data.

src/main/assets/help/en/Multiselect.html

@@ -12,6 +12,8 @@ <h3><img src="../images/undolist_undo.png" alt="Undo" /> Undo</h3>
 <p>Tapping the icon once will undo the last operation. A long press will display a list of the operations since the last save, if you have undone anything a corresponding &quot;redo&quot; action will be displayed. If the undo results in the current selected object being removed you will be returned to the main screen. <em>Some operations consist of multiple simpler actions that will be listed as individual items.</em></p>
 <h3><img src="../images/tag_menu_tags.png" alt="Properties" /> Properties</h3>
 <p>Starts the property editor on the current selection.</p>
+<h3><img src="../images/ic_menu_rotate.png" alt="Rotate" /> Rotate</h3>
+<p>Rotate the selection around its centroid by dragging the display roughly in a circle. The centroid position is marked with a cross.</p>
 <h3><img src="../images/ic_menu_copy_holo_light.png" alt="Copy" /> Copy</h3>
 <p>Copy the selected objects  to the internal copy and paste buffer.</p>
 <h3><img src="../images/ic_menu_cut_holo_light.png" alt="Cut" /> Cut</h3>

src/main/assets/help/en/Node selected.html

@@ -32,6 +32,8 @@ <h3><img src="../images/extract_node.png" alt="Extract" /> Extract node</h3>
 <p>Extract the selected node from all ways that it is a member of and replace it with a newly created one without any tags at all. The original node retains all tags and relation memberships and remains selected. After extracting, drag the original node to its new position. The above might seem very confusing but in the end the new mode is in the original place and the original node is in the new place!</p>
 <h3><img src="../images/no_left_turn_light.png" alt="TurnRestriction" /> Add turn restriction</h3>
 <p>Start creating a turn restriction with this node as &quot;via&quot; member. This action is only available if the node in question is a potential via member, that is it is a member of at least two ways that have a &quot;highway&quot; tag. Ways will be split automatically during the process.</p>
+<h3><img src="../images/ic_menu_rotate.png" alt="Rotate" /> Rotate</h3>
+<p>If the node has a direction tag with a degree value, rotate the node by dragging the display roughly in a circle.</p>
 <h3><img src="../images/ic_menu_copy_holo_light.png" alt="Copy" /> Copy</h3>
 <p>Copy the node to the internal copy and paste buffer.</p>
 <h3><img src="../images/ic_menu_cut_holo_light.png" alt="Cut" /> Cut</h3>

src/main/assets/help/en/Relation selected.html

@@ -24,6 +24,8 @@ <h3><img src="../images/relation_add_member.png" alt="Add" /> Add member</h3>
 <p>Add further objects to the relation until &quot;Done&quot; is selected, then the tag editor will be started on the new relation.</p>
 <h3><img src="../images/relation_members.png" alt="RelationMembers" /> Select relation members</h3>
 <p>Start Multi-Select mode with all members of the current relation selected. The relation itself will be deselected.</p>
+<h3><img src="../images/ic_menu_rotate.png" alt="Rotate" /> Rotate</h3>
+<p>If the relation is a multi-polygon, rotate it around its centroid by dragging the display roughly in a circle. The centroid position is marked with a cross.</p>
 <h3><img src="../images/tag_menu_delete.png" alt="Delete" /> Delete</h3>
 <p>Remove the object from the data.</p>
 <h3>Paste tags</h3>