Adding manylinux2010 github action

- Validates that the manylinux2010 environment can build pycapnp
- Handle lib and lib64 cases
- Has patch for aligned_alloc symbol (not available prior to glibc 2.16)
https://github.com/capnproto/capnproto/issues/743
- Fixes #197
- Should be ready to prepare a v1.0.0b1 release

buildutils/bundle.py

@@ -11,6 +11,7 @@
 # for original project.
 
 
+import fileinput
 import os
 import shutil
 import tarfile
@@ -91,3 +92,14 @@ def fetch_libcapnp(savedir, url=None):
     else:
         cpp_dir = os.path.join(with_version, 'c++')
         shutil.move(cpp_dir, dest)
+
+    # XXX (HaaTa): There's a bug in capnproto-0.7.0 on CentOS 6 (or any glibc older than 2.16)
+    #              This patches the issue
+    with fileinput.FileInput(os.path.join(dest, 'src', 'kj', 'table.c++'), inplace=True, backup='.bak') as f:
+        for line in f:
+            print(
+                line.replace(
+                    '__APPLE__ || __BIONIC__', '__APPLE__ || __BIONIC__ || (defined(__GLIBC__) && (__GLIBC__ == 2) && (__GLIBC_MINOR__ < 16))'
+                ),
+                end=''
+            )