Drop generated file
Include string.h to fix tons of warnings
Add proper header guard to fix warnings
Keep const qualifier to avoid warning
Add missing default branch for switch statements using enums
Use AM_CPPFLAGS instead of INCLUDES in Makefile.am-s
Fix incompatible type warnings
Merge pull request #5 from rbalint/gcc-4.9-warning-fixes

GCC 4.9 warning fixes