reduced accuracy in kernel row_col_wise_sum_block_with_diag unit-test to prevent buildbot failure
reduced accuracy in kernel row_col_wise_sum_block_with_diag unit-test to prevent buildbot failure

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