Add "not_stage" to NetStateRule to exclude NetStates with certain
stages.
Merge pull request #936 from jeffdonahue/not-stage

Add "not_stage" to NetStateRule to exclude NetStates with certain stages
Updated documentation to include instructions to install protobuf with Python support on Mac OS X
Updated installation docs for OS X 10.9 brew install protobuf as well
cmake build system
examples CMake lists
fixed CMake dependant header file generation
fixed lint issues
cmake build configuration for travis-ci
cmake from binaries
restoring travis.yml
cpu only
cpu only build works
enable both GPU and CPU builds + testing in travis
Examples_SOURCE_DIR cmake variable bugfix
* it was set only when BUILD_EXAMPLES==OFF
added proper 'runtest' target
Added lint target
added gflags + bugfixes + rebase on bvlc/caffe
* added gflags requirement in CMake
* fixed a bug that linked some tests into caffe lib
* renamed tools/caffe due to conflicting target names with caffe lib
* rebased onto bvlc/caffe
Add ppa for CMake for fix 32bit precompiled cmake on 64bit
Reduce packages