Make rng_seed() much more randomly seeded on Windows.
Use static cast instead of C style cast.
add include path for header only libs to maidsafe_common
Only include path for CMake version < 3.0
Merge pull request #70 from ned14/MAID-288-test-more-connections

Maid 288 test more connections
Merge pull request #77 from Viv-Rajkumar/MAID-514_add_header_only_include

MAID-514 add header only include to maidsafe_common