Remove an unused file
Start work to enable / disable plug-ins at runtime
Blacklisting of plug-ins works
Correct case
Skip the network plugin if boost is not found
Put all the repartition part in the network plugin
No need to clone API in .travis.yml
Make it compile on OSX 10.9.5 (clang-600.0.54 based on LLVM 3.5svn)

- std::make_unique is not available in c++11, only in c++14.
  Provide a c++11 implementation in base/core/utilsCPP1.hpp
- resolve linking problems by adding "-undefined dynamic_lookup"
  to link command
- CMake 3.0 should be used ("set(CMAKE_AUTOUIC ON)" did not work correcly with CMake 2.8.12.2).
  TODO: change cmake_minimum_required deirectives in all CMakeLists.txt files.

- Do not use "using namespace" in headers ! Never.
 correct base/core/presenter/command/Command.hpp
Remove the files that were merged in the Scenario plug-in.

Note: now we have to "put everything" back from one level, however it might break things.
It could also be a good opportunity to merge fix/osx_build
Remove useless files in scenario plug-in
Remove useless qmake project file
Merge branch 'dev' of https://github.com/OSSIA/i-score into dev
Add documentation for the plugins
Merge branch 'dev' of https://github.com/OSSIA/i-score into dev
correct warning: m_presenter was built with not yet initialized m_view
correct warnings: add missing return nullptr
Add custom implementation of std::make_unique to the network plugin
Merge branch 'master' of https://github.com/OSSIA/i-score into dev