Changes to move out any AR Objects out of session/@edit hash

- Made changes to automate explorer code to move out AR Objects out of @edit hash and set the keys in @edit as array of hashes.
- Changed controller/views to use get/set them as hash values.
removed fieldsets; added patternfly info message styling;

Issue #1491
converted tabs to spaces, aligned hash rockets, adjusted formatting

Issue #1491
Calling #miq_group & #current_group should return the correct object type
Addressed rubocop comments
removed fieldsets; replaced style1 class tables with patternfly dl-horizontal class

Issue #1491
converted tabs to spaces, aligned hash rockets, adjusted formatting

Issue #1491
Merge pull request #207 from brandondunne/fix_provision_failures

Calling #miq_group & #current_group should return the correct object type
Merge pull request #213 from h-kataria/ae_move_ARObjects_out_of_session

Changes to move out any AR Objects out of session/@edit hash
Merge pull request #216 from epwinchell/bottleneck_styling

Bottleneck styling
Merge pull request #222 from epwinchell/planning_styling

Planning styling
Add RssFeed::ImportExport.
Add specs for RssFeed::ImportExport.
Changes to MiqWidget::ImportExport to support RssFeed.
Add test cases for MiqWidget import with RssFeed.