Merge pull request #1164 from Project-OSRM/appveyor_nuget

Install protoc on both Travis and AppVeyor.

.travis.yml

@@ -7,7 +7,7 @@ install:
  - sudo apt-add-repository -y ppa:ubuntu-toolchain-r/test
  - sudo add-apt-repository -y ppa:boost-latest/ppa
  - sudo apt-get update >/dev/null
- - sudo apt-get -q install libprotoc-dev libprotobuf7 libprotobuf-dev libosmpbf-dev libbz2-dev libstxxl-dev libstxxl1 libxml2-dev libzip-dev lua5.1 liblua5.1-0-dev rubygems libtbb-dev
+ - sudo apt-get -q install protobuf-compiler libprotoc-dev libprotobuf7 libprotobuf-dev libosmpbf-dev libbz2-dev libstxxl-dev libstxxl1 libxml2-dev libzip-dev lua5.1 liblua5.1-0-dev rubygems libtbb-dev
  - sudo apt-get -q install g++-4.8
  - sudo apt-get install libboost1.54-all-dev
  #luabind

appveyor.yml

@@ -23,6 +23,7 @@ platform: x64
 
 install:
   # by default, all script lines are interpreted as batch
+  - nuget install Google.ProtocolBuffers
   - cd c:\projects\osrm
   - curl -O http://build.project-osrm.org/libs_osrm_%Configuration%.7z
   - 7z x libs_osrm_%Configuration%.7z | find ":"