Merge branch 'GPII-1873'

* GPII-1873:
  GPII-1873: Added linting semicolon
  GPII-1873 : Using fluid.log instead of console.log and changed log literal.
  GPII-1873 : Moved the workaround function to the public spi namespace.
  GPII-1873 : Checking existance of HighContrastTheme definition block.
  GPII-1873 : Adding new test for checking GPII-1873 issue.
  GPII-1873 : Adding method to override the behaviour of Windows defining the value of default scheme to null for HighContrast method.

Author: amb26