Add default strings with escaped characters

Signed-off-by: Anthony Welte <[email protected]>

Author: TonyWelte

msg/Strings.msg

@@ -4,10 +4,16 @@ string string_value_default2 "Hello'world!"
 string string_value_default3 'Hello"world!'
 string string_value_default4 'Hello\'world!'
 string string_value_default5 "Hello\"world!"
+string string_value_default6 "Hello\\world!"
+string string_value_default7 "Hello\tworld!"
+# TODO: Add new line
 string STRING_CONST="Hello world!"
 string<=22 bounded_string_value
 string<=22 bounded_string_value_default1 "Hello world!"
 string<=22 bounded_string_value_default2 "Hello'world!"
 string<=22 bounded_string_value_default3 'Hello"world!'
 string<=22 bounded_string_value_default4 'Hello\'world!'
 string<=22 bounded_string_value_default5 "Hello\"world!"
+string<=22 bounded_string_value_default6 "Hello\\world!"
+string<=22 bounded_string_value_default7 "Hello\tworld!"
+# TODO: Add new line