Add FindPoppler.cmake
Merge pull request #38 from rdumusc/master

Add FindPoppler.cmake
Implement LB_UNUSED attribute macro, fix some Wunused-parameter
Activate Wunused-parameters on gcc
Merge branch 'Wunused'
Merge pull request #43 from eile/Wunused

Implement LB_UNUSED attribute macro, fix some Wunused-parameter
Merge pull request #42 from eile/master

Debug functionalities
Merge branch 'master' of https://github.com/Eyescale/Lunchbox
Merge pull request #39 from eile/master

Activate Wunused-parameters on gcc
Merge branch 'master' of https://github.com/Eyescale/CMake
Improve documentation (#42)