core: Remove LdapIsComputerWithTheSameNameExists

This command is just dead code - its executeQuery() method is
completely commented out, and it has no entry in VdcActionType, so
there is no way of calling it.

Change-Id: Id8db1e4174922d353ebcc1fc415b677e8ec69930
Signed-off-by: Allon Mureinik <amureini@redhat.com>
core: Don't use StringHelper in vdsbroker package

Remove the last leftovers of the deprecated StringHelper usages from the
vdsbroker package and replace them with apache's standard StringUtils.

Change-Id: I78eb31461c5fbe5350279d4641c3f85294f30331
Signed-off-by: Allon Mureinik <amureini@redhat.com>
core: Don't use StringHelper in the utils package

Remove the last leftovers of the deprecated StringHelper usages from the
utils package and replace them with standard JDK and apache commons'
StringUtils calls.

Change-Id: Ie2d43509711201472c8607e7b638efb55b90e4d7
Signed-off-by: Allon Mureinik <amureini@redhat.com>
core: Don't use StringHelper in bll package

Remove the last leftovers of the deprecated StringHelper usages from the
bll package and replace them with apache's standard StringUtils.

Change-Id: Ie7daf463174660d063a9da2c7bbf20b4ad2389ec
Signed-off-by: Allon Mureinik <amureini@redhat.com>