add check on cert/proxy lenght
Merge pull request #4682 from spigad/master

check proxy valdity length
0.9.77

Signed-off-by: Eric Vaandering <ericvaandering@gmail.com>
Fixed WMExceptions code and duplicate/incorrect errors. issue 4623
Merge pull request #4685 from tsarangi/issueNumber4623

Fixes made for issue 4623