prevent crash if no argument is given
Add tip to mac os install
Exclude my opinion about that library vars
Update info about repository path and export vars
Add explain why not use sqlite3
Add requirements section
Turn off 'trees' table
Fix tests without 'trees' table
Merge branch 'no-arguments' of github.com:tadeuzagallo/gitql into tadeuzagallo-no-arguments
Add exit code
Fix version shown
Switch -q flag to argument #9
fixes #11 adds git ql alias with git-ql
Remove information about -q flag
Improve usage text
Force ln to git-ql?
Update readme to update gitql
Add -show-tables flag
Fix typo
Update howtouse.gif