apply code clean-up to all source files

There are no code changes in this commit.
In Eclipse Luna, the clean-up finally removes trailing whitespace in
comments. As this will cause changes to almost every changed source,
this commit applys the clean up to all source files. This will make
following commits cleaner.

Change-Id: I5896806e416d4e43542e5635fbca2953ec2276db
Signed-off-by: Carsten Hiesserich <carsten.hie@gmail.com>
331 files changed