This changes the output from for example:
compiled 19977 lines in 847ms:23585.5lines/s
to
compiled 19977 lines in 847ms:23585.5 lines/s

Change-Id: I246207a8057206ffbfb31d11b5e02d414632a0c0
Signed-off-by: Lars Vogel <Lars.Vogel@vogella.com>