d3bc94f168
* Fixes following warnings:
* double quoted string containing no variables
* string containing only a variable
* variable not enclosed in {}
* indentation of => is not properly aligned
* Fix following error:
* two-space soft tabs not used
* Remove some comments from the code, they added no value.
Change-Id: I3165e65e95c3565951077786d2edf77245460c35