Fix incorrect passing of debug/release flags
Merge pull request #216 from bastih/master

Fix incorrect passing of debug/release flags
Remove .bin extension from binaries
Merge pull request #217 from bastih/master

Remove .bin extension from binaries
Clean up .gitignore
Add initial support for link time optimization builds
Merge pull request #218 from bastih/master

LTO integration and gitignore cleanup
Including missing library.
Merge pull request #220 from kaihowl/fix/buildLibs

Including missing rt library.