removed e-mail addresses

doc/erko_howto_tools.txt

libraries/dsp/correlator/src/vhdl/corr_accumulator.vhd

libraries/dsp/correlator/src/vhdl/corr_permutor.vhd

libraries/dsp/correlator/src/vhdl/corr_permutor_pkg.vhd

libraries/dsp/correlator/src/vhdl/correlator_dev.vhd

libraries/dsp/correlator/tb/vhdl/tb_correlator_dev.vhd