Organized and added to the shipped file identification signatures.

- Added ISO 9660 disk image
 - Created new files for categorizing signatures better.
   - executable.sig - Executable (and bytecode) files.
   - java.sig - Java related files (class/jar, etc).
   - programming.sig - Mostly scripting language identification

scripts/base/frameworks/files/magic/archive.sig

@@ -49,11 +49,17 @@ signature file-xar {
 }
 
 # RPM
-signature file-magic-auto352 {
+signature file-rpm {
 	file-mime "application/x-rpm", 70
 	file-magic /^(drpm|\xed\xab\xee\xdb)/
 }
 
+# Debian Binary Package
+signature file-deb {
+	file-mime "application/x-debian-package", 171
+	file-magic /\x21\x3carch\x3e\x0adebian/
+}
+
 # StuffIt
 signature file-stuffit {
 	file-mime "application/x-stuffit", 70
@@ -179,3 +185,9 @@ signature file-ace-archive {
     file-mime "application/x-ace", 100
     file-magic /^.{7}\*\*ACE\*\*/
 }
+
+# Bzip2 archive file.
+signature file-bzip2 {
+	file-mime "application/x-bzip2", 60
+	file-magic /^BZh/
+}