Misc. typos

- Tooltip uniformity 
- source comment typo fixes
- remove double whitespaces

src/Mod/Robot/RobotExample.py

@@ -1,5 +1,5 @@
 # Example how to use the basic robot class Robot6Axis which represent a 6-Axis 
-# industrial robot. The Robot Module is  dependend on Part but nor on other Modules.
+# industrial robot. The Robot Module is dependent on Part but not on other Modules.
 # It works mostly with the basic types Placement, Vector and Matrix. So we need 
 # only:
 from Robot import *
@@ -56,7 +56,7 @@ del rob,Start,t,l,w
 # === working with the document ===
 # 
 # Working with the robot document objects:
-# first creat a robot in the active document
+# first create a robot in the active document
 if(App.activeDocument() == None):App.newDocument()
 
 App.activeDocument().addObject("Robot::RobotObject","Robot")
@@ -96,7 +96,7 @@ print(App.activeDocument().Trajectory.Trajectory)
 
 # === Exporting the trajectory ===
 # the Trajectory is exported by python. That means for every Control Cabinet type is a Post processor
-# python module. Here is in detail the Kuka Postprocessor descriped
+# python module. Here is in detail the Kuka Postprocessor described
 from KukaExporter import ExportCompactSub
 
 ExportCompactSub(App.activeDocument().Robot,App.activeDocument().Trajectory,tempfile.gettempdir()+'/TestOut.src')