Upped PEAR Console_Table to 1.1.6
Merge pull request #200 from dhaley/Console_Table_1.1.6

Upped PEAR Console_Table to 1.1.6
Fix bad result code in local shell aliases introduced in 1d40be7
Fix another problem introduced in 72f5400: do not 'cd' to %root unless that directory exists.
Merge branch 'master' of https://github.com/drush-ops/drush

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