Update README.md
Update README.md
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Update Vagrantfile
Merge pull request #5 from xtuple/master

updated read-me
Update README.md
Update README.md
Update README.md
Update README.md
merge
Removed SSH timeout
Updated readme to get latest tagged release
Reverted README to remove tagged release instructions
Updated pg_hba.conf instructions
Updated documentation to include updating cloned repositories
Added auto-update of code
Updated docs
Added links to wiki