Updated HISTORY.rst and bumped version.

Signed-off-by: Daniel Scheffler <danschef@gfz-potsdam.de>

HISTORY.rst

@@ -2,6 +2,13 @@
 History
 =======
 
+0.15.5 (03.12.2021)
+-------------------
+
+* GeoArray.footprint_poly now ignores very small polygons in mask when computing footprint polygon
+  (much faster in case the mask contains many of them).
+
+
 0.15.4 (22.11.2021)
 -------------------
 

geoarray/version.py

@@ -22,5 +22,5 @@
 # limitations under the License.
 
 
-__version__ = '0.15.4'
-__versionalias__ = '20211122.01'
+__version__ = '0.15.5'
+__versionalias__ = '20211203.01'