Initial add of gtest.
Initial add of glog
Initial add of gflags
Initial add of gperftools
Initial add of protobuf
Initial add of sparsehash
Initial add of UHD driver/sdk
Merge pull request #410 from jcftang/wip-uhd

Initial add of UHD driver/sdk
Merge pull request #409 from jcftang/wip-sparsehash

Initial add of sparsehash
Merge pull request #408 from jcftang/wip-gflags

Initial add of gflags
Merge pull request #407 from jcftang/wip-glog

Initial add of glog
Merge pull request #406 from jcftang/wip-protobuf

Initial add of protobuf
Merge pull request #405 from jcftang/wip-gperftools

Initial add of gperftools
Merge pull request #399 from hashdist/johannr/gtest

Initial add of gtest
Initial add of libatomic_ops
Initial add of Boehm gc
Initial add of gzip
Initial add of patch
Initial add of binutils
Initial add of gnu awk