[script] add convertion scripts: .c -> .cpp and .cpp -> .c
rename *.c -> *.cpp to compile codes with g++
[mlsadf, lmadf] add static specifier to avoid multiple definitions
[fillz, movem] add explicit cast to convert void* -> char*
[mfcc] add explicit cast
[wscript] add defines
[gitignore] add Makefile .deps/ config.status
remove Makefile and configure scripts
[wscript] both g++ and clang++ support
Merge branch 'g++'