Small changes to Option Menu

Removed "Version Info" from top of Option Menu.  Already at bottom.
Removed "Unlock Menu" option from Option Menu.  Not functional or
required anymore.
Removed "Left - Right offset (px)" option from Option Menu.  Not
functional or required anymore.
Removed "Up - Down offset (px)" option from Option Menu.  Not functional
or required anymore.
Removed "Hide Sidebar Adverts" option from Option Menu.  Not functional
or required anymore.
Removed "Hide FB Iframe Adverts" option from Option Menu.  Not
functional or required anymore.
Removed "Hide FB Chat' option from Option Menu.  Not functional and I
don't have a clue how to fix it.
Changed "Option Menu" layout to cover white border.
Fixed some editing errors from previous pull request #169
As I am not a really good programmer, if anyone notice something wrong
with the modification I have made, please let me know.  I'm willing to
learn more about this.