Set up Doxygen to work with the CMake tool.
Builds the Doxygen and stores in docs/html directory.
Merge branch '1.0' of https://github.com/datastax/cpp-driver into 1.0

Conflicts:
	CMakeLists.txt
	include/cassandra.h
Merge branch '1.0' of https://github.com/datastax/cpp-driver into 1.0

Conflicts:
	include/cassandra.h
Removed some errors from Doxy comments in header file.
Fixed a mistake in the sample in the read me file.
Merge branch '1.0' of https://github.com/datastax/cpp-driver into 1.0
Merge pull request #41 from jbisso/1.0

Changes look good. Thanks.