update release notes

RELEASE_NOTES.txt

-Release 1.10 (03/XX/2018)
+Release 1.10 (03/30/2018)
 =============================
 - Added support for command output in html format
 - Added support for requesting only subset of keys for list of processing jobs
@@ -6,6 +6,7 @@ Release 1.10 (03/XX/2018)
   via rsync 
 - Fixed DAQ mode issue with double counting of observed files under certain
   circumstances
+- Fixed problem with cataloging of HDF5 files that contain non-ascii metadata
 - DM Station GUI fixes/enhancements:
   - Fixed issue with user permissions when creating new experiments
   - Fixed upload configuration issue