Description of problem:
When handrolling a system, users can enter non-integer values in the "Number of Sockets or LPARs" field. 

Version-Release number of selected component (if applicable):


How reproducible:


Steps to Reproduce:
1. Systems > +New System
2. Create a new system, providing a name, an arch; enter the value "-1" in the "Number of Sockets or LPARs" field.
3. Systems > $system > Details > Facts > cpu ; view results.
4. Repeat steps 1-3 with any of the following strings
"3-2", "abc", "四"

Actual results:
Values other than non-positive integers are allowed

Expected results:
Only positive integers are allowed

Additional info:
< bkearney> cswiii: the sockets fact is used 
< cswiii> bkearney: in what way?  and if it's used, I guess I shouldn't be able to enter random text in that field.
< bkearney> cswiii: no.. numbers are preferred :)