Editmesh: add convex hull to vertex menu

Referenced by issue #39159, When adding primitives in Object mode, parameters are not editable
Referenced by issue #39014, Modifiers/Deform/Curve and Constraints/Simulate/Follow Path
The orientation of these two are not consistent.
Referenced by issue #39005, Crash when baking Fluid sim with particle sys. as obstacle
Referenced by issue #38995, Crash after select a object in scene
Referenced by issue #38894, "Proportional editing mode" doesn't work with "Scale"
Referenced by issue #38895, Unstable behavior using VehicleWrapper in blender 2.70 test build
Referenced by issue #38871, Wrong bevel on ngon with hole
Referenced by issue #38856, MARK Seam/Sharp (edge) command in search menu not always MARKs (sometime it CLEARs)
Referenced by issue #38833, Preview chunks in compositor are not shown if offset in scale node is not zero
Referenced by issue #38822, Graphics Card not detected.
Referenced by issue #38813, Texture node output uses different display space
Referenced by issue #38819, Mark/Clear seam misbehaves when executed from spacebar search menu in 3D view
Referenced by issue #38793, Manual Rotate and Scale widgets not functioning
Referenced by issue #38798, Can get stuck in world nodes when switching from Cycles to BI
Referenced by issue #38773, Blender Internal: Inverting alpha looks odd in material node setting.
Referenced by issue #38762, The render view title text characters are not of uniform sizes (win64-vc2013)
Referenced by issue #38753, James Kinne
Referenced by issue #38733, Knife fails to work when used between single mesh geometry.
Referenced by issue #38734, Simplify tool should be ignored on F12 Rendering
Referenced by issue #38726, Blender Internal: Rendered viewport won't be updated and will crash if active render layer is changed/deleted.

release/scripts/startup/bl_ui/space_view3d.py

@@ -2175,6 +2175,7 @@ class VIEW3D_MT_edit_mesh_vertices(Menu):
         layout.separator()
 
         layout.operator("mesh.bevel").vertex_only = True
+        layout.operator("mesh.convex_hull")
         layout.operator("mesh.vertices_smooth")
         layout.operator("mesh.remove_doubles")