Added in methods needed for JDK 1.7 compatability. These just throw UnsupportedOpp exceptions right now since the underlying optiq code does much the same
Updated README on how to run unit tests
Added unit test on planner error with respect to array element
Updated to new sqlline version with fix for columns command
support for various forms of duplicate column selection
detect if renamed field already exists, if so, discard
remove oro from hadoop dependency
only discard if prior has no functions or constants
update readme
publish javadoc, tweak s3 upload properties
fix for depends on javadocAll
support for joins against local values
support for permutation projections
allow for setting default extension
added test for self join
fix for dropping pass through value during rename
Implement LIKE and SIMILAR.
Revert "Implement LIKE and SIMILAR."

This reverts commit 4b9c55a3a4536624b0330ee4350bd1ef36074bda.
Synchronised with latest lingual snapshot