Update release.rst

docs/release.rst

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 **Release notes**
 --------------------------
+**Nutil v1 (Quantifier only)**
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+This will be officially released on NITRC soon (available as a pre-release on the Nutil Github). It is a major release of Nutil Quantifier with several new atlases and new features. The Transform, Resize and TiffCreator features in Nutil have been removed from this version. 
 
+* It incorporates the Kim Unified Adult Mouse Brain Atlas, and the Developmental Mouse Brain Atlas (DeMBA) with Allen CCFv3 or Kim Lab developmental delineations. 
+* Option to extract coordinates corresponding to the centroids of objects ("centroids instead of all points").
+* For clarity, The object splitting feature has been renamed "counts or area fraction?".
+* Improved error messaging. 
+* Updates to the help text in the Nutil GUI. 
+* GUI improvements (new logo, updated citation info, redundant functionality removed, etc). 
 
 **Nutil v0.8.0** 
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~