update changelog

Author: sbillinge

CHANGELOG.rst

@@ -3,3 +3,38 @@ Release Notes
 =============
 
 .. current developments
+
+0.2.0
+=====
+
+**Added:**
+
+* tutorial added to documentation
+* Add tutorial to documentation
+* Added api documentation
+* Add GitHub release workflow
+* add docstrings to functions without docstrings
+* Added `codespell` for spell check on all files.
+* Added longer description to README along with proper citation for `diffpy.fourigui`
+
+**Changed:**
+
+* support for python < 3.13
+
+**Fixed:**
+
+* test warning applycutoff test
+* added [project.scripts] to pyproject.toml
+* Fixed deprecation warning presented by numpy2
+* Suppress the `RuntimeWarning` in tests for the `applycutoff` function
+* cookiecut to group's Python package standard
+* add pip packages under pip.txt
+* Recut to group's package standard, fix installation
+* remove time dependency in pip, conda.txt
+* qmin/qmax limits in reciprocal space grid so qmin and qmax are not excluded
+
+**Removed:**
+
+* debug.py file for running tests
+* Removed support for python `<3.11`
+