* implement nrm filename toml input
* change name of mod toml setting to 'mod_filename'
* add renaming and re mode
* fix --dump-context arg, fix entrypoint detection
* refactor re_mode to function_trace_mode
* adjust trace mode to use a general TRACE_ENTRY() macro
* fix some renaming and trace mode comments, revert no toml entrypoint code, add TODO to broken block
* fix arg2 check and usage string