Added signatures for executable shell scripts

src/binwalk/magic/binwalk

@@ -1178,6 +1178,16 @@
 >8      leshort         <0x2911         (invalid)
 >8      leshort         >0x2e92         (invalid)
 
+0	string		\x23!/		Executable script,
+>6	byte		!0x2F
+>>7	byte		!0x2F		invalid
+>2	string		x		shebang: "%s"
+
+0	string		\x23!\x20/	Executable script,
+>7	byte		!0x2F
+>>8	byte		!0x2F		invalid
+>3	string		x		shebang: "%s"
+
 #--------------------File Systems---------------------
 
 # Minix filesystems - Juan Cespedes <cespedes@debian.org>

src/magic/executables

@@ -620,3 +620,13 @@
 >8      leshort         <0x2911         (invalid)
 >8      leshort         >0x2e92         (invalid)
 
+0	string		\x23!/		Executable script,
+>6	byte		!0x2F
+>>7	byte		!0x2F		invalid
+>2	string		x		shebang: "%s"
+
+0	string		\x23!\x20/	Executable script,
+>7	byte		!0x2F
+>>8	byte		!0x2F		invalid
+>3	string		x		shebang: "%s"
+