ipmitool: Update version from 1.8.12 to 1.8.17

Version 1.8.17 was released on May 1st, 2016, and contains several fixes
and improvements [1]. So update to the latest version.

```
pmenzel@heulsuse:~> sudo ipmitool lan print 1
Set in Progress         : Set Complete
Auth Type Support       : MD5
Auth Type Enable        : Callback : MD5
                        : User     : MD5
                        : Operator : MD5
                        : Admin    : MD5
                        : OEM      :
IP Address Source       : Static Address
IP Address              : 0.0.0.0
Subnet Mask             : 0.0.0.0
MAC Address             : XXXX
SNMP Community String   : public
IP Header               : TTL=0x40 Flags=0x40 Precedence=0x00 TOS=0x10
BMC ARP Control         : ARP Responses Enabled, Gratuitous ARP Disabled
Gratituous ARP Intrvl   : 2.0 seconds
Default Gateway IP      : 0.0.0.0
Default Gateway MAC     : 00:00:00:00:00:00
Backup Gateway IP       : 0.0.0.0
Backup Gateway MAC      : 00:00:00:00:00:00
802.1q VLAN ID          : Disabled
802.1q VLAN Priority    : 0
RMCP+ Cipher Suites     : 0,1,2,3,4,5,6,7,8,9,10,11,12,13,14
Cipher Suite Priv Max   : Xaaaaaaaaaaaaaa
                        :     X=Cipher Suite Unused
                        :     c=CALLBACK
                        :     u=USER
                        :     o=OPERATOR
                        :     a=ADMIN
                        :     O=OEM
Bad Password Threshold  : Not Available
```

[1] https://sourceforge.net/p/ipmitool/news/?source=navbar

ipmitool.be0

@@ -1,6 +1,6 @@
 #!/usr/bin/env beesh
 
-# BEE_VERSION ipmitool-1.8.12-0
+# BEE_VERSION ipmitool-1.8.17-0
 
 SRCURL[0]="http://sourceforge.net/projects/ipmitool/files/latest/download?source=files"