* Adds attacktext2 and friendly2 messages for personal "you" messages in combat.
* Adds response_help2, response_disarm2 and response_harm2 -messages for interacting with simple animals. Also removes unnecessary, already inherited, ones.
* Small extra: Adds personal messages for gun firing.
* Adds personal messages to grabs and fixes shoe stealing messages.
* Fixes open someone else's internals valve pronoun.
* Replaces response_help --> response_help_continuous, response_help2 --> response_help_simple etc. Also adds autodoc to simple_animal.dm variables.