[pe2m] Evaluating perform_mapping function
[pe2m] Removed quasi-xpath from dos_header mappings
Issue #8 - Adds ability to create maec xml from pefile output
[pe2m] Removed quasi-xpath from file_header mappings
[pe2m] Remaps pe file_header to maec xml
[pe2m] Removed quasi-xpath from optional_header mappings
[pe2m] Remaps pe optional_header to maec xml
Merge pull request #12 from ceh04/pre-release

pefile to maec