Merge branch 'release_v1.2.1' into 'develop'

include changes of big fix v1.2.1

See merge request toar/mlair!254

CHANGELOG.md

 # Changelog
 All notable changes to this project will be documented in this file.
 
+## v1.2.1 -  2021-02-08  - bug fix for recursive import error
+
+### general:
+
+* applied bug fix
+
+### technical:
+
+* bug fix for recursive import error, #269
+
 ## v1.2.0 -  2020-12-18  - parallel preprocessing and improved data handlers
 
 ### general:

README.md

@@ -31,7 +31,7 @@ HPC systems, see [here](#special-instructions-for-installation-on-jülich-hpc-sy
 * Installation of **MLAir**:
     * Either clone MLAir from the [gitlab repository](https://gitlab.version.fz-juelich.de/toar/mlair.git) 
       and use it without installation (beside the requirements) 
-    * or download the distribution file ([current version](https://gitlab.version.fz-juelich.de/toar/mlair/-/blob/master/dist/mlair-1.2.0-py3-none-any.whl)) 
+    * or download the distribution file ([current version](https://gitlab.version.fz-juelich.de/toar/mlair/-/blob/master/dist/mlair-1.2.1-py3-none-any.whl)) 
       and install it via `pip install <dist_file>.whl`. In this case, you can simply import MLAir in any python script 
       inside your virtual environment using `import mlair`.
 * (tf) Currently, TensorFlow-1.13 is mentioned in the requirements. We already tested the TensorFlow-1.15 version and couldn't

mlair/__init__.py

 __version_info__ = {
     'major': 1,
     'minor': 2,
-    'micro': 0,
+    'micro': 1,
 }
 
 from mlair.run_modules import RunEnvironment, ExperimentSetup, PreProcessing, ModelSetup, Training, PostProcessing