Fixed gcc warnings

setup.py

@@ -100,7 +100,7 @@ REQUIRES  = ['Cython>=0.24',
              'breathe>=4.0.0'
             ]
 
-os.environ['CFLAGS'] = '-O3 -Wall -I "src" -I "src/libecoPCR" -I "src/libjson"'
+os.environ['CFLAGS'] = '-O3 -w -I "src" -I "src/libecoPCR" -I "src/libjson"'
 
 
 from Cython.Build import cythonize
@@ -119,9 +119,7 @@ cython_ext  = [Extension('.'.join([os.path.dirname(x).replace("python/",""),
                          libraries=["cobitools3"],
                          runtime_library_dirs=[get_python_lib()],
                          extra_compile_args=['-msse2',
-                                          '-Wno-unused-function',
-                                          '-Wmissing-braces',
-                                          '-Wchar-subscripts',
+                                          '-w',
                                           '-fPIC'
                                          ],
                          extra_link_args=["-Wl,-rpath,"+get_python_lib(),