ENH: Add a one line otb installer

The installation has been really simplified since OTB 9.0, but nowadays it is convenient to have a one liner install script, which is the case on projects like oh my zsh etc... This MR proposes a one line script install to simplify OTB installation for users.

Documentation/Cookbook/Scripts/otbGenerateWrappersRstDoc.py

@@ -560,4 +560,4 @@ if __name__ == "__main__":
 
     #GenerateRstForApplications(args.rst_dir,args.otb_root)
     GenerateRstForModules(args.rst_dir,args.otb_root)
-    GenerateRstForRemoteModules(args.rst_dir,args.otb_root)
+    #GenerateRstForRemoteModules(args.rst_dir,args.otb_root)