Added better logging for when bundler fails
Merge pull request #121 from mortardata/tmillar_plugins_fix

Added better logging for when bundler fails
adds local:characterize command to mortar core
  -- macro wrapped in controlscript wrapped in pigscript
  -- controlscript reads from a provided param file
  -- depends on some jars which are pulled from s3
  -- will be a plugin later
adds some comments and passes tests
removes some junk files, adds comments to command/local.rb
adds example paramfile to comments in mortar core, adds pig param to toggle type inference, tests pass
  -- fixes bug where type is set to NULL if null is most common value
in case a field is always null
python style points
Merge pull request #122 from mortardata/oleiman_characterize_command

[#53316549] adds local:characterize command to mortar core
Bumped version
Fixed issue with old versions of bundler
Merge pull request #123 from mortardata/tmillar_bundler_fix

Fixed issue with old versions of bundler
Change bundler initializer to support multiple versions
Merge pull request #124 from mortardata/tmillar_bundler_fix

Change bundler initializer to support multiple versions
Cleans up plugins when trying to install without bundler
Make sure settings are correct for resetting GEM_HOME
Merge pull request #125 from mortardata/tmillar_bundler_fail

Cleans up plugins when trying to install without bundler
Merge pull request #126 from mortardata/tmillar_bundler_home

Make sure settings are correct for resetting GEM_HOME
Fixed bundler for when bundler is already running
Fixed broken test