Adding proxy support to the twitter input plugin
adding proxy support for loggly
LOGSTASH-805
Merge branch 'master' into aws-iam-roles
Managed to hack together something that works (idk about docs though)
Merge branch 'master' into aws-iam-roles
removed unnecessary docgen code added earlier
put docgen code back in, fixed region & ssl configs
applied AwsConfig mixin to all AWS plugins
Merge branch 'master' into aws-iam-roles
added old config options for backward compatibility with deprecation warnings & info
added conditional around compatibility code
added a missing deprecated flag
moved call to setup_aws_config to mixin
Merge branch 'master' into aws-iam-roles
Deprecating regexp field for LOGSTASH-756

- Deprecating fields to columns
- Deprecating regexp fields to source
- Adding target for sub field specifcation
- Added and modified rspec checks
Minor modification to documentation
Deprecating regexp fields

- Replaced regexp fields with source and target variable
- Added tests for new variables
Deprecating regexp fields for json filter

- Replace regexp fields with source and target
- Added test for the new fields
Minor additions to the extending documentation