don't test for osx in the linux section

.travis.yml

@@ -112,7 +112,7 @@ install_linux: &install_linux
       echo "$HOME/_hxbuild exists";
       cp -pr ~/_hxbuild ./_build;
     fi
-  - test $TRAVIS_OS_NAME = 'osx' || make package_src -s
+  - make package_src -s
   - opam config exec -- make -s STATICLINK=1 libs
   - opam config exec -- make -s -j STATICLINK=1 haxe
   - opam config exec -- make -s haxelib
@@ -178,7 +178,6 @@ install_osx: &install_osx
       echo "$HOME/_hxbuild exists";
       cp -pr ~/_hxbuild ./_build;
     fi
-  - make package_src -s
   - make -s STATICLINK=1 "LIB_PARAMS=/usr/local/opt/zlib/lib/libz.a /usr/local/lib/libpcre.a" libs
   - make -s -j STATICLINK=1 "LIB_PARAMS=/usr/local/opt/zlib/lib/libz.a /usr/local/lib/libpcre.a" haxe
   - make -s haxelib