Apply assertj code style

Author: VanRoy

.editorconfig

@@ -0,0 +1,26 @@
+# EditorConfig: https://editorconfig.org/
+
+# top-most EditorConfig file
+root = true
+
+# Unix-style newlines with a newline ending every file
+[*]
+end_of_line = lf
+insert_final_newline = true
+charset = utf-8
+
+# 2 space indentation for java, xml and yml files
+[*.{java,xml,yml,sh}]
+indent_style = space
+indent_size = 2
+
+[*.java]
+# $ = static, | = blank line
+ij_java_imports_layout = $*, |, java.**, javax.**, |, org.**, | *
+# no * imports
+ij_java_class_count_to_use_import_on_demand = 999
+ij_java_names_count_to_use_import_on_demand = 999
+
+# Maven POM code convention
+[pom.xml]
+max_line_length = 205