little better tooltip for rotobezier keyframing buttons. People seem to think...

little better tooltip for rotobezier keyframing buttons. People seem to think they need to select CVs before inserting keyframes and that isn't really nessesary

animation_rotobezier.py

@@ -125,7 +125,7 @@ class VIEW3D_PT_rotobezier(bpy.types.Panel):
 class CURVE_OT_insert_keyframe_rotobezier(bpy.types.Operator):
     bl_label = 'Insert'
     bl_idname = 'curve.insert_keyframe_rotobezier'
-    bl_description = 'Insert a RotoBezier Keyframe'
+    bl_description = 'Insert/Replace all Keyframes in current frame'
     bl_options = {'REGISTER', 'UNDO'}
     
     # on mouse up:
@@ -178,7 +178,7 @@ class CURVE_OT_insert_keyframe_rotobezier(bpy.types.Operator):
 class CURVE_OT_delete_keyframe_rotobezier(bpy.types.Operator):
     bl_label = 'Delete'
     bl_idname = 'curve.delete_keyframe_rotobezier'
-    bl_description = 'Delete a RotoBezier Keyframe'
+    bl_description = 'Delete all keyframes in current frame'
     bl_options = {'REGISTER', 'UNDO'}
     
     # on mouse up: