Create .editorconfig (#109)

Author: sbcgua

.editorconfig

@@ -0,0 +1,30 @@
+# EditorConfig is awesome: https://EditorConfig.org
+
+# top-most EditorConfig file
+root = true
+
+# 1 space indentation for abapGit xml files
+[*.xml]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+indent_style = space
+indent_size = 1
+
+[*.{abap}]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+indent_size = 2
+indent_style = space
+
+# configs
+[*.{json,yaml,txt}]
+charset = utf-8
+end_of_line = lf
+insert_final_newline = true
+trim_trailing_whitespace = true
+indent_size = 2
+indent_style = space