Update f5_ltm_ssh.py

Added the following features:

a) Normalize Linefeeds
b) Striping the command from the output.


Results:
>>> 
>>> 
>>> import netmiko

>>> 
>>> SSHClass = netmiko.ssh_dispatcher(device_type='f5_ltm')
>>> 
>>> SSHClass
<class 'netmiko.f5.f5_ltm_ssh.F5LtmSSH'>
>>> 
>>> net_connect = SSHClass(ip = 'X.X.X.X', username='xxxx', password ='xxxx', secret = '')
SSH connection established to X.X.X.X:22
Interactive SSH session established

Paging has been disabled

>>> 
>>> 
>>> 
>>> output = net_connect.send_command('tmsh show sys version')
>>> 
>>> print output

Sys::Version
Main Package
  Product  BIG-IP
  Version  11.1.0
  Build    1943.0
  Edition  Final
  Date     Sun Nov 20 18:27:50 PST 2011

[root@f5-Active] config # 
>>> 
>>> 
>>> 
>>> 
>>> config_commands = ['tmsh show sys version', 'tmsh show ltm pool TEST']
>>> 
>>> output = net_connect.send_config_set(config_commands)
>>> 
>>> 
>>> print output

Sys::Version
Main Package
  Product  BIG-IP
  Version  11.1.0
  Build    1943.0
  Edition  Final
  Date     Sun Nov 20 18:27:50 PST 2011

[root@f5-inova-1a:Active] config # 
---------------------------------------------------------------------
Ltm::Pool: TEST                        
---------------------------------------------------------------------
Status                                 
  Availability : offline               
  State        : enabled               
  Reason       :                       
  Monitor      : none                  
  Minimum Active Members : 0           
  Current Active Members : 0           
                                       
Traffic                                  ServerSide
  Bits In                                         0
  Bits Out                                        0
  Packets In                                      0
  Packets Out                                     0
  Current Connections                             0
  Maximum Connections                             0
  Total Connections                               0
                                       
Connection Queue                               Pool  Pool and members
  Number of connections queued now                0                 0
  Number of connections serviced                  0                 0
  Queue head entry age (ms)                       0                 0
  Maximum queue entry age ever (ms)               0                 0
  Maximum queue entry age recently (ms)           0                 0
  Average queue entry age (ms)                    0                 0
Merge pull request #22 from rnilekani/patch-5

Update f5_ltm_ssh.py