Merge pull request #62 from tribal-tec/master

Fix Win32 build for downstream projects
-win32 fix build
Merge pull request #63 from VMML/win32fix

-win32 fix build
Simpler fix for #63
Merge pull request #64 from eile/master

Simpler fix for #63
Integrate CMake subtree through gitexternals
Improvements based on James D. review
Merge pull request #65 from eile/master

Improvements based on James D. review
Update CMake tree
Merge branch 'master' of https://github.com/Eyescale/Lunchbox
Update generated files
Update Travis config
Update Travis config
Update generated files
Update Travis config
Update Travis config
Fix errors found by cppcheck
Merge branch 'master' of https://github.com/Eyescale/Lunchbox
Update Travis config
Merge branch 'master' of https://github.com/Eyescale/Lunchbox