Fix remote

Somehow the remote did not contain the latest changes to my local branch.
This should now be fixed.

MANIFEST.in

@@ -1,5 +1,6 @@
 include *.rst *.md
+include casacore/.aipsrc
 graft casacore/data
 graft doc
 graft src
-graft tests
+graft tests

casacore/.aipsrc

@@ -1 +1 @@
-measures.directory: ${CASACORE_DATA}
+measures.directory: ${CASACORE_DATADIR}

casacore/__init__.py

@@ -5,9 +5,9 @@
 
 # If environment variable `AIPSPATH` is not set, then set it to the directory
 # containing the `.aipsrc` file that is distributed with this package.
-# This `.aipsrc` file uses the environment `CASACORE_DATA`, which should point
-# to the directory containing the casacore data files.
+# This `.aipsrc` file uses the environment `CASACORE_DATADIR`, which should
+# point to the directory containing the casacore data files.
 if "AIPSPATH" not in os.environ:
     root = os.path.dirname(__file__)
     os.environ["AIPSPATH"] = root
-    os.environ["CASACORE_DATA"] = os.path.join(root, "data")
+    os.environ["CASACORE_DATADIR"] = os.path.join(root, "data")

setup.py

@@ -254,11 +254,15 @@ def get_extensions():
     flag for flag in opt.split() if flag != '-Wstrict-prototypes'
 )
 
+
 def create_symlink(src_dir, dest_dir):
     """
-    Create a symbolic link from `src_dir` to `dest_dir`, unless `dest_dir` already exists.
+    Create a symbolic link from `src_dir` to `dest_dir`, unless `dest_dir`
+    already exists.
     Return `dest_dir` upon success, or an empty string upon failure.
     """
+    if os.path.islink(dest_dir):
+        os.remove(dest_dir)
     try:
         os.symlink(src_dir, dest_dir)
     except FileExistsError:
@@ -271,7 +275,7 @@ def create_symlink(src_dir, dest_dir):
 class my_build_ext(build_ext_module.build_ext):
     def run(self):
         casacoreversion = find_casacore_version()
-        if casacoreversion is not None and  LooseVersion(casacoreversion) < LooseVersion(__mincasacoreversion__):
+        if casacoreversion is not None and LooseVersion(casacoreversion) < LooseVersion(__mincasacoreversion__):
             errorstr = "Your casacore version is too old. Minimum is " + __mincasacoreversion__ + \
                        ", you have " + casacoreversion
             if casacoreversion == "2.5.0":
@@ -290,10 +294,10 @@ def run(self):
       keywords=['pyrap', 'casacore', 'utilities', 'astronomy'],
       long_description=read('README.rst'),
       long_description_content_type='text/x-rst',
-      packages=find_packages() + find_namespace_packages(include=["data.*"]),
+      packages=find_packages() + find_namespace_packages(include=["casacore.data.*"]),
       include_package_data=True,
       package_data={
-          "data": [create_symlink(os.getenv("CASACORE_DATA"), "data")]
+          "casacore.data": [create_symlink(os.getenv("CASACORE_DATA"), "casacore/data")]
       },
       ext_modules=get_extensions(),
       cmdclass={'build_ext': my_build_ext},