"rightclick checked out BRANCH Project > merge > remote TRUNK repository"
"rightclick checked out TRUNK Project> merge > REINTEGRATE > remote BRANCH repository"
Add the ignores by extensions into the config file: C:\Users\[USERNAME]\AppData\Roaming\Subversion\config
global-ignores = *.o *.lo *.la *.al .libs *.so *.so.[0-9]* *.a *.pyc *.pyo *.rej *~ #*# .#* .*.swp .DS_Store *.pmd
Restart the clients after that.