• update to 2.0.10 (no new changes since 2.0.10-rc2)

Major changes in this release are as follows:

• Add support for Perl 5.22.x.
• Fix non-threaded Perl 5.22.x build and tests.
• Automatically select the appropriate c89 option when modperl is being built with either gcc 5 or clang.
• Declare MP_vtbl_env and MP_vtbl_envelem as 'extern' to fix linker errors on OSX/Darwin.