Merge pull request #56 from BillMills/master

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SOURCME scripts now behave if called through links and check if directories actually exist. Makefile creates bin directory if needed
Merging in useful scripts. Libraries makefile has info how to make targets in top directory now.
Add an environment variable GRSIOUTPUT or root environment GRSI.OutputPath which tells the sort to dump the sorted indexed raw trees to a given path.
Small touchups to remove warnings related to autodictionary generation in scripts.
Adding semicolons so indentation works properly. Other small space adjustments
Initial documentation for scripts & logon.
Merge pull request #57 from damiller/master

Merging in some useful scripts. Updates to SOURCEMEs. Other small bug / compilation warning fixes.
began building the file selector widget for the notebook