v4.0.0
build-sys: fix some important 'tests.h' related issues
c: print strerror() instead of error code.
lib: add fileutils file with stream error checking facility
Build fails if not done from the source root directory (#105)
procio: remove glibc dependency & make a proper header
build-sys: uClibc does not have rpmatch()
library: eliminate inappropriate '__BEGIN_DECLS' macro
A locale-independent strtod
miscellaneous: clean up trailing whitespace throughout