track the connection latency when receiving a pong response
detect db server using database_type for jdbc compatibility
handle ping according to BIP 0031; it's possible alt-coins were slow adopters
change Storage::get_locator to behave like the Satoshi client
added test group to Gemfile so the simple coverage gem works
.gitignore rubinius cache directory
fix max inventory size for getdata command
Store::get_locator takes a hash; typically this is all the network code has

fix: or nil, so it uses the head block by default - mhanne
fix encoding of getdata and inv command packets
fix for excessive memory usage when validating large coinbase and large transaction blocks