Bump version to 2.11.0 and update changelogs

Author: ThomasMalletCodra

doc/release_notes/release_2.10.md

@@ -1,12 +1,5 @@
 # Version 2.10 #
 
-## PlotPy Version 2.10.1 ##
-
-🛠️ Bug fixes:
-
-* **Image cross sections** — Restored live cross-section updates when using `Alt+Mousemove` over an image. This regression had been introduced in v2.1.0: the X/Y cross-section panels no longer received marker-change updates because method resolution order was shadowing the mixin hook that connects `SIG_MARKER_CHANGED` (closes [Issue #68](https://github.com/PlotPyStack/PlotPy/issues/68))
-
-
 ## PlotPy Version 2.10.0 ##
 
 ✨ New features:

doc/release_notes/release_2.11.md

@@ -0,0 +1,12 @@
+# Version 2.11 #
+
+## PlotPy Version 2.11.0 ##
+
+✨ New features:
+* **Enhance contour builder with style parameters** — Add color, linestyle and linewidth parameters to ContourLine item class
+
+🛠️ Bug fixes:
+
+* **Image cross sections** — Restored live cross-section updates when using `Alt+Mousemove` over an image. This regression had been introduced in v2.1.0: the X/Y cross-section panels no longer received marker-change updates because method resolution order was shadowing the mixin hook that connects `SIG_MARKER_CHANGED` (closes [Issue #68](https://github.com/PlotPyStack/PlotPy/issues/68))
+
+* **Empty Label ledend box crash prevent** — When plot items list is empty, LegendBoxItem could crashes while clicking on it. Fix and tests added

plotpy/__init__.py

@@ -20,7 +20,7 @@
 .. _GitHub: https://github.com/PierreRaybaut/plotpy
 """
 
-__version__ = "2.10.1"
+__version__ = "2.11.0"
 __VERSION__ = tuple([int(number) for number in __version__.split(".")])
 
 # --- Important note: DATAPATH and LOCALEPATH are used by guidata.configtools