Wrong precondition in SGMatrix::compute_eigenvectors found by coverity CID 25834
Wrong precondition in SGMatrix::compute_eigenvectors found by coverity CID 25834

Saurabh7/shogun,besser82/shogun,sorig/shogun,Saurabh7/shogun,besser82/shogun,shogun-toolbox/shogun,Saurabh7/shogun,sorig/shogun,Saurabh7/shogun,lambday/shogun,karlnapf/shogun,Saurabh7/shogun,karlnapf/shogun,sorig/shogun,sorig/shogun,geektoni/shogun,karlnapf/shogun,geektoni/shogun,lisitsyn/shogun,besser82/shogun,lisitsyn/shogun,Saurabh7/shogun,sorig/shogun,lambday/shogun,shogun-toolbox/shogun,besser82/shogun,Saurabh7/shogun,karlnapf/shogun,Saurabh7/shogun,lambday/shogun,lisitsyn/shogun,lambday/shogun,Saurabh7/shogun,karlnapf/shogun,lambday/shogun,lisitsyn/shogun,shogun-toolbox/shogun,lambday/shogun,sorig/shogun,geektoni/shogun,geektoni/shogun,geektoni/shogun,geektoni/shogun,lisitsyn/shogun,lisitsyn/shogun,shogun-toolbox/shogun,karlnapf/shogun,besser82/shogun,shogun-toolbox/shogun,besser82/shogun,shogun-toolbox/shogun