Added the tests to the Travis-CI config.
merkle_trie test fixed - thanks for pointing out Jeremy!
Removed a few extra cmake files.
Merge branch 'master' of https://github.com/libcoin/libcoin.git into remove-extra-cmake-files-upstream
Fixed Block serialization for namecoin aux_pow
Fixed Namecoin bug - now Namecoin syncs perfectly.
Merge branch 'master' of https://github.com/libcoin/libcoin.git into remove-extra-cmake-files-upstream