rct2.c: port get_file_path.
rct2.c: port check_mutex().
rct2.c: port check_files_integrity().
Merge branch 'master' into get_file_path
Paint function now uses get_arguments

Has not been tested. Possible problem caused by endianess.
Re-factor of argument_from_thought to use ridelist

Has not been tested. Could use this to work out what Var_4A and Var_4C(32bit) are.
Fix errors. Tested code all working
Added action string ids.
Now uses string id references.

This can be used to identify a few more variables.
Now uses known peep state values.

Note peep_state_moWing not moPing. Will require checking to make sure it doesn't break anything.
Update string_ids.h
Fixed logic mistake in thoughts

Has not been tested.
Added offsets for item start
Now uses known item string offsets.
Fix little bug in peep thought updates. Fix compile issues
Fix dropdown mistake added note to prevent other people falling for it
Fix small bug caused by dropdown box not being fully reversed
Added ability to switch between a free and paid to enter park
Merge pull request #191 from duncanspumpkin/patch-1

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Merge pull request #192 from duncanspumpkin/free_park_cheat

Added ability to switch between a free and paid to enter park