Now byte seqs tests print the addresses
[memsearch] fix minor bug + formatting

The address printed when a match is found was off by one (it incremented
the address and then printed it).

Some formatting corrections after running AStyle
[memsearch] Add test for known byte sequences.

This tests for the known byte sequences added in cb0996871bc2
The C file has to be manually compiled, right now the name is hardcoded.