test ce_init in Ese
tmp: update_ch in Ese
update ese_ch
tmp ce_siso_user in Ese
Add indicator variables for enabling/disabling GRAY_IDMA & IDMA_CE
Ese.est_ch bug with no_taps >= 2
tmp bug in est_ch
Gray-IDMA multipath ce ok. To check MSE implementation for multipath
Non-Gray-IDMA for multipath-ce ok. To check MSE implementation for multipath
Add AWGN control flag in Makefile
Fix mse bug
Merge branch 'multipath-ce'