Update CMake/HDF5Examples version number in bin/release (#225)

* Restores maintainer mode in the autotools (#200)

Maintainer mode should be enabled in development branches.

Also adds helpful commenting.

Add bin/switch_maint_mode
Disable maintainer mode for release.
Fix incomplete merge for stub functions in H5Fdhdfs.c

* Update configure for Restores maintainer mode in the autotools (#200).

* Update MANIFEST for switch_maint_mode script.

* Update so numbers for 1.8.22 release.

* Add so numbers changes in Makefile.ins for 1.8.22 release.

* Update pkgconfig settings with version - #218 (#223)

* Add notice of final HDFF5 1.8 release.
Add solaris 64bit alignment issue to "Known Problems".

* Update 1.8 final release notice.

* Update CMake/HDF5Examples version in bin/release

Co-authored-by: Dana Robinson <43805+derobins@users.noreply.github.com>
Co-authored-by: Allen Byrne <50328838+byrnHDF@users.noreply.github.com>

bin/release

@@ -225,7 +225,7 @@ tar2cmakezip()
     # step 3: add LIBAEC.tar.gz, ZLib.tar.gz and cmake files
     cp /mnt/scr1/pre-release/hdf5/CMake/LIBAEC.tar.gz $cmziptmpsubdir
     cp /mnt/scr1/pre-release/hdf5/CMake/ZLib.tar.gz $cmziptmpsubdir
-    cp /mnt/scr1/pre-release/hdf5/CMake/HDF5Examples-0.2.11-Source.tar.gz $cmziptmpsubdir
+    cp /mnt/scr1/pre-release/hdf5/CMake/HDF5Examples-0.2.12-Source.tar.gz $cmziptmpsubdir
     cp $cmziptmpsubdir/$version/config/cmake/scripts/CTestScript.cmake $cmziptmpsubdir
     cp $cmziptmpsubdir/$version/config/cmake/scripts/HDF5config.cmake $cmziptmpsubdir
     cp $cmziptmpsubdir/$version/config/cmake/scripts/HDF5options.cmake $cmziptmpsubdir
@@ -319,7 +319,7 @@ tar2cmaketgz()
     # step 3: add LIBAEC.tar.gz, ZLib.tar.gz and cmake files
     cp /mnt/scr1/pre-release/hdf5/CMake/LIBAEC.tar.gz $cmgztmpsubdir
     cp /mnt/scr1/pre-release/hdf5/CMake/ZLib.tar.gz $cmgztmpsubdir
-    cp /mnt/scr1/pre-release/hdf5/CMake/HDF5Examples-0.2.11-Source.tar.gz $cmgztmpsubdir
+    cp /mnt/scr1/pre-release/hdf5/CMake/HDF5Examples-0.2.12-Source.tar.gz $cmgztmpsubdir
     cp $cmgztmpsubdir/$version/config/cmake/scripts/CTestScript.cmake $cmgztmpsubdir
     cp $cmgztmpsubdir/$version/config/cmake/scripts/HDF5config.cmake $cmgztmpsubdir
     cp $cmgztmpsubdir/$version/config/cmake/scripts/HDF5options.cmake $cmgztmpsubdir