.sawfishrc: fix find-or-exec where the command is not set
bin/adb-show-touches: show touch trace
bin/douban: can like a musician quickly
bin/f: of -w lua pdf to find where to open
bin/replace-ramdisk: make it user
bin/sawfish-help-key: can do submap

Signed-off-by: Bao Haojun <baohaojun@gmail.com>