first release in robotpkg

Release 2.0.0

* [cmake] Synchronize
 * Synchronize.
 * The unittests are compiled again
 * Add missing CMakeLists.txt in exe
 * Synchronize
 * Correct installation path of the library.
 * [travis] Compile tests
 * Update README.md
 * [travis] Add Travis and coveralls.io support
 * Remove useless file.
 * Modifying the license file: LGPL.
 * Another cleaning of exe/simple.:
 * Minor modif in the unittest.
 * Simplified the simple comparison test.
 * Corrected the initial QR decomposition to spare some time.
 * Refactoring of IJRR tests.
 * Minor debug.
 * Added an option in the getOptimalActiveSet function.
 * Clean the test dir.
 * Correct errors in CMakeLists.txt, Rename a file.
 * One last remaining warning.
 * Correction of the warnings. Non more warnings (!!!)
 * Some refactoring.
 * Adding some this-> to fix compilation errors with Apple clang version 4.1 compiler.
 * Add the flag -fpermissive to ensure C++ 4.7 compatibility.
 * Add a forward declaration (C++ 4.7 compatibility).
 * IVIGIT: correcting a missing file for compilation.
 * Removed useless include in tmanu.
 * Added a correction of the COD (used only in the test) in CODClean. This file should replace the src/COD.hpp, which is yet kept for laziness reasons.
 * Added documentation in the tmanu cone test.
 * IHQP test update.
 * Added a new random generator.
 * Minor compilation correctyion.
 * IVIGIT unittest.
 * Added an initial active set into the Stage class.
 * Added an initial active set.
 * ivigit.
 * Clean and reorganize the cmake files.
 * Reduce the compilation time of the unit tests.
 * Use the routine in cmake/eigen.cmake to find eigen.
 * Synchronize.