Update release notes.

ReleaseNotes.md

@@ -1,10 +1,7 @@
-Version 0.8.1 is a bugfix release addressing the following issues.
+Version 0.8.2 is a bugfix release addressing the following issues.
 
-- Update bulk silica example and input file.
-- Fix initialisation of charge in atom types.
-- Fix MD on restricted species / molecule set
-- Fix display of energy and gradient in EnergyModule GUI
-- Store coordinates in restart file with more decimal places.
-- Fix ForcesModule which would wrongly accumulate calculated forces.
+- Parallelise Fourier transforms.
+- Fix writing of analysis sites.
+- Fix naming of generated improper terms.
 
 The full release notes for 0.8.0 detailing major changes in this version can be found at https://github.com/disorderedmaterials/dissolve/releases/tag/0.8.0.