Rename -stgit- as -stgit9-
Bump required Stata version from 9 to 9.2
-stgit- calls the correct subroutine based on Stata version
Change command syntax

-stgit_parse- parses the command line and searches for the repository.
Move summary display to subroutine
Add error handler
Add Java implementation for Stata 13
Add cscript shell
Add cscript tests
Add support for detached HEAD
Add help file
Move -stgit- to root

This is in preparation of the repository name change.
Update paths in cscript
Update readme
Add star-bang
Merge branch 'stgit'