fix: update dsp-tools to work with API version 16.0.0 (#117)

* fix failing tests after api update

* Remove comment instead of using empty comment in lists

* remove outdated fix

* Remove unnecessary code in listnode.py

* Update developer documentation

* refactor SetEncoder

* update docstrings and fix some type issues

README.md

@@ -120,12 +120,12 @@ The documentation is a collection of [markdown](https://en.wikipedia.org/wiki/Ma
 After updates of the files, build and check the result with the following commands:
 
 ```bash
-make build-docs
-make serve-docs 
+make docs-build
+make docs-serve 
 ```
 
 To update the changes to the official documentation pages run:
 
 ```bash
-make publish-docs
+make docs-publish
 ```

docs/dsp-tools-information-for-developers.md

@@ -114,12 +114,12 @@ The documentation is a collection of [markdown](https://en.wikipedia.org/wiki/Ma
 After updates of the files, build and check the result with the following commands:
 
 ```bash
-make build-docs
-make serve-docs 
+make docs-build
+make docs-serve 
 ```
 
 To update the changes to the official documentation pages run:
 
 ```bash
-make publish-docs
+make docs-publish
 ```

knora/dsplib/models/BUILD.bazel

@@ -54,12 +54,13 @@ py_library(
     visibility = ["//visibility:public"],
     srcs = ["listnode.py"],
     deps = [
+        "//knora/dsplib/utils:set_encoder",
         ":connection",
         ":helpers",
         ":langstring",
         ":project",
     ],
-    imports = ["."],
+    imports = [".", ".."],
 )
 
 py_library(
@@ -101,6 +102,7 @@ py_library(
     visibility = ["//visibility:public"],
     srcs = ["project.py"],
     deps = [
+        "//knora/dsplib/utils:set_encoder",
         ":helpers",
         ":langstring",
         ":connection",
@@ -114,12 +116,13 @@ py_library(
     visibility = ["//visibility:public"],
     srcs = ["propertyclass.py"],
     deps = [
+        "//knora/dsplib/utils:set_encoder",
         ":connection",
         ":helpers",
         ":langstring",
         ":listnode"
     ],
-    imports = ["."],
+    imports = [".", ".."],
 )
 
 py_library(
@@ -146,11 +149,12 @@ py_library(
     visibility = ["//visibility:public"],
     srcs = ["resourceclass.py"],
     deps = [
+        "//knora/dsplib/utils:set_encoder",
         ":connection",
         ":helpers",
         ":langstring",
     ],
-    imports = ["."],
+    imports = [".", ".."],
 )
 
 py_library(