Imported .gitignore from the original MessagePack git repository

This commit includes a pull request from polrop(ignore-cpp-bootstrapped-files branch).

.gitignore

@@ -1,5 +1,58 @@
+# Files generated by the bootstrap script.
+/INSTALL
+/NEWS
+/README
+/ac/
+/aclocal.m4
+/autom4te.cache/
+/config.h.in
+/configure
+/msgpack_vc2008.sln
+/msgpack_vc2008.vcproj
+/src/msgpack/pack_define.h
+/src/msgpack/pack_template.h
+/src/msgpack/sysdep.h
+/src/msgpack/type/define.hpp
+/src/msgpack/type/tuple.hpp
+/src/msgpack/unpack_define.h
+/src/msgpack/unpack_template.h
+/src/msgpack/zone.hpp
+/test/cases.mpac
+/test/cases_compact.mpac
+Makefile.in
+
+# Files generated by the configure script.
+
+/config.h
+/config.log
+/config.status
+/libtool
+/msgpack.pc
+/src/msgpack/version.h
+/stamp-h1
+Makefile
+.deps
+.libs
+
+# Files generated by make.
 *.o
 *.so
-*.5
-*.8
-*.6
+*.lo
+*.la
+
+# Files generated by make check.
+# TODO: Replace these with something like /test/*_test
+/test/buffer
+/test/cases
+/test/convert
+/test/fixint
+/test/fixint_c
+/test/msgpack_test
+/test/msgpackc_test
+/test/object
+/test/pack_unpack
+/test/pack_unpack_c
+/test/streaming
+/test/streaming_c
+/test/version
+/test/zone