Add .editorconfig and apply formatting

.editorconfig

@@ -0,0 +1,51 @@
+# EditorConfig is awesome: http://EditorConfig.org
+
+root = true
+
+[*]
+indent_style = space
+
+# General
+[*.{cs,csx,vb,vbx}]
+indent_size = 4
+insert_final_newline = true
+charset = utf-8
+trim_trailing_whitespace = true
+
+# C# styles
+[*.cs]
+# Indentation preferences
+csharp_indent_block_contents = true
+csharp_indent_braces = false
+csharp_indent_case_contents = true
+csharp_indent_case_contents_when_block = true
+csharp_indent_switch_labels = true
+csharp_indent_labels = flush_left
+csharp_style_namespace_declarations = file_scoped:warning
+
+# Newline settings
+csharp_new_line_before_open_brace = all
+csharp_new_line_before_else = true
+csharp_new_line_before_catch = true
+csharp_new_line_before_finally = true
+csharp_new_line_before_members_in_object_initializers = true
+csharp_new_line_before_members_in_anonymous_types = true
+csharp_new_line_between_query_expression_clauses = true
+
+# Spacing
+csharp_space_after_cast = false
+csharp_space_after_colon_in_inheritance_clause = true
+csharp_space_after_keywords_in_control_flow_statements = true
+csharp_space_around_binary_operators = before_and_after
+csharp_space_before_colon_in_inheritance_clause = true
+csharp_space_between_method_call_empty_parameter_list_parentheses = false
+csharp_space_between_method_call_name_and_opening_parenthesis = false
+csharp_space_between_method_call_parameter_list_parentheses = false
+csharp_space_between_method_declaration_empty_parameter_list_parentheses = false
+csharp_space_between_method_declaration_parameter_list_parentheses = false
+csharp_space_between_parentheses = false
+
+# Blocks are allowed
+csharp_prefer_braces = true:error
+csharp_preserve_single_line_blocks = false
+csharp_preserve_single_line_statements = false