[FIX] fixed warnings

git-svn-id: http://svn.seqan.de/seqan/trunk@14604 e6417c60-b987-48fd-844e-b20f0fcc1017
[FIX] warnings removed

git-svn-id: http://svn.seqan.de/seqan/trunk@14605 e6417c60-b987-48fd-844e-b20f0fcc1017
[FIX] warnings removed

git-svn-id: http://svn.seqan.de/seqan/trunk@14606 e6417c60-b987-48fd-844e-b20f0fcc1017
[FIX] warnings removed

git-svn-id: http://svn.seqan.de/seqan/trunk@14607 e6417c60-b987-48fd-844e-b20f0fcc1017