Use bold colors

Modern terminals now support using bold with the base color
instead of bright colors.

dircolors

@@ -67,7 +67,7 @@ TERM xterm-debian
 NORMAL  00          # no color code at all
 FILE    00          # regular file: use no color at all
 RESET   00          # reset to "normal" color
-DIR     00;34       # directory
+DIR     01;34       # directory
 LINK    00;36       # symbolic link. (If you set this to 'target' instead of a
                     # numerical value, the color is as for the file pointed to.)
 FIFO    00;33       # pipe
@@ -83,7 +83,7 @@ STICKY_OTHER_WRITABLE 37;42 # dir that is sticky and other-writable (+t,o+w)
 OTHER_WRITABLE 30;42 # dir that is other-writable (o+w) and not sticky
 
 # This is for files with execute permission:
-EXEC    00;32
+EXEC    01;32
 
 # List any file extensions like '.gz' or '.tar' that you would like ls
 # to colorize below. Put the extension, a space, and the color init string.