Try build vs cythonize

Author: rmk135

.travis.yml

@@ -2,7 +2,7 @@ sudo: false
 install: 
  - pip install tox
  - pip install cython
- - make cythonize
+ - make build
 script: 
  - tox -v
 language: python

Makefile

@@ -3,7 +3,6 @@ VERSION := $(shell python setup.py --version)
 CYTHON_SRC := $(shell find dependency_injector -name '*.pyx')
 
 CYTHON_DIRECTIVES =
-C_MACROS =
 
 ifdef DEPENDENCY_INJECTOR_DEBUG_MODE
 CYTHON_DIRECTIVES += -Xprofile=True