Added a menu item/functionality to run current tab with command line args.  also added some logic to set the pwd to that of the file thats being run so the load path gets included in the run time.  also bumped the minor revision # of the execute_current_tab plugin from 0.0 -> 0.1. DJJ
Merge branch 'release/execut_stuff'
Merge pull request #53 from djjolicoeur/master

[Execute] Add command to execute current file with args