Make default CFLAGS and CXXFLAGS overridable.
Make default CFLAGS and CXXFLAGS overridable.

shogo82148/TinySVM,shogo82148/TinySVM,shogo82148/TinySVM,shogo82148/TinySVM,shogo82148/TinySVM,shogo82148/TinySVM,shogo82148/TinySVM