Updated Blendercam Tools (markdown)

Blendercam-Tools.md

@@ -16,7 +16,7 @@ If the Tool Shelf is not visible on the left of the 3D view then use the short c
 ## View Blendercam Tools
 ![tools](https://cloud.githubusercontent.com/assets/648108/12363662/68444b74-bba0-11e5-8ec9-2aaddbca3ed3.png)
 
-* **1** - Select the **Blender CAM** tab to view the **Curve CAM Tools** panel.
+* **1** - The 3D view editor must be in object mode.  Select the **Blender CAM** tab to view the **Curve CAM Tools** panel.
 * **2** - Select the expansion arrow to see the tool buttons available.
 
 ## Curve Boolean
@@ -26,12 +26,15 @@ Perform a Boolean operation on two curves.  The Boolean operations that can be p
   * Intersect
 
 ## Intarsion
-Makes a curve cuttable from both the inside and outside.  This is useful for [intarsia](https://en.wikipedia.org/wiki/Intarsia), inlays, and joints.  All sharp edges are rounded over using the cutter diameter. Only works on curves.
+![intarsion](https://cloud.githubusercontent.com/assets/648108/12375442/034da3ba-bc99-11e5-8248-f9604108f1a3.png)
+
+Makes a curve cuttable from both the inside and outside.  This is useful for [intarsia](https://en.wikipedia.org/wiki/Intarsia), inlays, and joints.  All sharp edges are rounded over using the cutter diameter. Works on mesh, text, and curve objects.
 
 ## Add Overcuts
 ![Add Overcuts](https://cloud.githubusercontent.com/assets/648108/12375365/318df7d8-bc95-11e5-953f-58e23f85c419.png)
 
-Adds overcuts for slots/inserts.
+Adds overcuts for slots/inserts.  Works on text and curve objects.
+
 Operator Options:
   * **diameter** - tool diameter to use for the overcut
   * **threshold** - the minimum angle that an overcut is applied.