Most of this file is idented with spaces. This finds the small number
of indentations done with a tab and converts them to spaces.
This cleans up alignment as different people make have tabs set to
a different amount of whitespacs or use special characters to designate
full tabs.
Change-Id: If020c2de2024a425a3b983a91bde3c3b36aba21f
911c96f1aa