Optionally add parent directories

Do not add parent directories by default by using new option
in redline-rpm to leave them out when adding files
Merge pull request #23 from merscwog/optionalParents

Optionally add parent directories
Merge pull request #24 from AlanKrueger/master

v1.3 - fix bug in RPM_ARCH and RPM_OS for scripts
Merge pull request #25 from AlanKrueger/master

bump version in readme