Merge pull request #291 from MerginMaps/upgrade_geodiff_220

Upgrade geodiff to 2.2.0

Author: MarcelGeo

README.md

@@ -99,7 +99,7 @@ To download a specific version of a project:
 $ mergin --username john download --version v42 john/project1 ~/mergin/project1
 ```
 
-To download a sepecific version of a single file:
+To download a specific version of a single file:
 
 1. First you need to download the project:
 ```

setup.py

@@ -16,7 +16,7 @@
     platforms="any",
     install_requires=[
         "python-dateutil==2.8.2",
-        "pygeodiff==2.1.2",
+        "pygeodiff==2.2.0",
         "pytz==2022.1",
         "click==8.1.3",
     ],