Update changes.txt for upcoming 0.7.0 release

Conengmo · web-flow · commit e416d2a0b544 · 2023-10-04T10:47:43.000+02:00
diff --git a/CHANGES.txt b/CHANGES.txt
@@ -1,3 +1,11 @@
+0.7.0
+~~~~~
+- StepColormap: inclusive lower bound (@MxMartin #141) 
+- Add color schemes: plasma, inferno, magma (@FlorinAndrei #131) 
+- Allow branca ColorMap in write_png (@Conengmo #126)
+- More flexible _parse_size (@Conengmo #125)
+
+
 0.6.0
 ~~~~~
 - Properly escape colormap caption (@Conengmo #117)
