Fixed: Cache may remain incorrectly in SearchProfile (bug#10147).

Squashed commit of the following:

commit 695db39465ff81e5d2fb227e4178a6d6c257cd2f
Author: s7design <otrs@s7designcreative.com>
Date:   Mon Jan 27 16:29:47 2014 +0100

    Bug #10147
     Cache may remain incorrectly in SearchProfile

    Add in SearchProfil.t- check deleting SearchProfileList

commit ff2b0288eb8026485e2961c73daec3118943d3e8
Author: s7design <otrs@s7designcreative.com>
Date:   Mon Jan 27 15:28:17 2014 +0100

    Bug #10147

    Cache may remain incorrectly in SearchProfile

    We added code for deletition of Cached Login session value on line 255.
    This line is clear value from key session file and file also.