Add p4_check.rb script
-rw-r--r-- 17992 COPYING
-rw-r--r-- 106 LICENSE
-rw-r--r-- 258 README
-rwxr-xr-x 2780 bulk_rename.pl
-rwxr-xr-x 458 carat.sh
-rw-r--r-- 441 errno_speak.c
-rwxr-xr-x 143 id3v2_wrapper.sh
-rwxr-xr-x 1671 lossy_mirror.py
-rwxr-xr-x 2754 p4_check.rb
-rwxr-xr-x 1083 pdfgrep.sh
-rwxr-xr-x 395 ql.sh
-rwxr-xr-x 11149 tagger.py