Changes to support multiple pig versions for mortar local
Update tests for multiple pigs
add pig_version to calls to service
Mark 0.12 as beta
Pass pig version object.
Hide pigversion option from help messages.
Pass pig_version as optional parameter to api
Test for template_params_classpath
Merge branch 'master' into jkarn_cli_pig_version

Conflicts:
	spec/mortar/command/base_spec.rb
Merge pull request #144 from mortardata/jkarn_cli_pig_version

Jkarn cli pig version