CustomActions into custom.c. Cleaned up a lot of the handling of
custom actions including scripting actions and processing return
codes.
- Mike McCormack pointed out that MsiFormatRecord is basically the
same as internal function deformat_string. So broke deformat_string
out and updated it to function as MsiFormatRecord and implemented
MsiFormatRecord.
- A number of random fixes to action.c including properly calculating
the length for the LocalPackage name, not forcing a reboot when
really we should just return ERROR_INSTALL_SUSPEND and handling
REG_MULTI_SZ now that we can deformat the properly.
registry.c file. Also clean up all the various registry keys we need
to open and create to this module and modify the functions for msi.c
to call these functions.
