Change the lastAddedControl into OOP model (with panel itself)

Author Scott Yeskie <scott.k.yeskie@vanderbilt.edu>
Author date 2014-05-23 19:25:47
Author local date 2014-05-23 12:25:47 -0700
Committer Scott Yeskie <scott.k.yeskie@vanderbilt.edu>
Committer date 2014-05-23 19:25:47
Committer local date 2014-05-23 12:25:47 -0700
Commit 12a04ef993c94deb496b16358f965df0264673a7
Tree 0e1bc26dbeea50c0cc15666aa57f00e53f3e17ed
Parent b81278c9141b8e1360a7ea13dc826d732ddba5f0
Change the lastAddedControl into OOP model (with panel itself)