Implemented support for TOPOLOGY_CHANGE events
Added the possibility of running the integration tests against another cluster
Fixed test coverage for *Response#to_s
Fixing test coverage in response_frame.rb
RowsResultResponse#to_s contains the column metadata
Small stylistic changes in response_frame.rb
Pretty formatting of rows in bin/cqlexec
Test coverage for request_frame.rb
Preliminary support for EXECUTE requests

Not properly encoding values yet
Implemented full type encoding support for EXECUTE
Fixed bugs in the DECIMAL decoding
Fixed bugs in the TIMESTAMP decoding
Ignore connection errors while shutting down integration tests

They hide the error that caused the connection to close prematurely
Run BATCH with ONE consistency in specs
Added support for empty results in bin/cqlexec