More .md to .html link changes

Author: lkurz

documentation/hdf5-docs/release_specifics/hdf5_1_10.md

@@ -6,15 +6,15 @@ redirect_from:
 
 # HDF5 1.10
 
-### [Migrating from HDF5 1.8 to HDF5 1.10](Migrating_from_HDF5_1.8_to_HDF5_1.10.md)
+### [Migrating from HDF5 1.8 to HDF5 1.10](Migrating_from_HDF5_1.8_to_HDF5_1.10.html)
 
-### [New Features in HDF5 Release 1.10](new_features_1_10.md)
+### [New Features in HDF5 Release 1.10](new_features_1_10.html)
 
-* [Additional New APIs](additional_APIs.md)
+* [Additional New APIs](additional_APIs.html)
 * [Chunk Query Functionality (RFC)](https://docs.hdfgroup.org/hdf5/rfc/RFC-Chunking%20Functions-2018-06-20-v3.docx.pdf)
 * [Minimum Object Headers (RFC)](https://docs.hdfgroup.org/hdf5/rfc/RFC_Min_Obj_Headers_181231.pdf)
 * [Parallel Library Change (RFC)](https://docs.hdfgroup.org/hdf5/develop/_r_f_c.html)
 * [Read Proc0 and Bcast (RFC)](https://docs.hdfgroup.org/hdf5/rfc/3.2.1_3.2.2_deliverable_181220_v4.pdf)
 * [Setting Bounds for Object Creation in HDF5-1.10.0 - RFC](https://docs.hdfgroup.org/hdf5/rfc/RFC-bounds.pdf)
 
-### [Software Changes from Release to Release for HDF5-1.10](sw_changes_1.10.md)
+### [Software Changes from Release to Release for HDF5-1.10](sw_changes_1.10.html)