Remove confusing --binary-files=without-match

Many files may look like text file but be actually considerd binary by
git.  In suich case this setting can be extremely confusing.

dotfiles/bash/main.bashrc

@@ -364,7 +364,7 @@ alias open='gnome-open'
 alias diff='colordiff -u'
 alias dmesg='dmesg --time-format iso'
 alias pad4='sed -e "/./s/^/    /"'
-alias grep='grep --color --binary-files=without-match'
+alias grep='grep --color'
 alias sc='se --direction=encz.cz'
 alias taskm='task modify'
 alias tasks='task rc.context:none'