Hiding Network Credentials drop down from UI

[h-kataria]

Hiding Network Credentials drop down from UI until we have support to add/edit Network type Credentials in UI.

https://www.pivotaltracker.com/story/show/141970189

before:

after

@gmcculloug please review.

[gmcculloug]

Network Credential support is planned for the next phase of this feature so I am good with just disabling this for now.

@h-kataria Network Credential is still displayed on the Catalog Item summary screen.

[miq-bot]

Checked commit h-kataria@64c9f89 with ruby 2.2.6, rubocop 0.47.1, and haml-lint 0.20.0
2 files checked, 12 offenses detected

app/views/catalog/_sandt_tree_show.html.haml

• ⚠️ - Line 216 - Comment should have a space after the #
• ⚠️ - Line 216 - Missing space after #.
• ⚠️ - Line 217 - Comment should have a space after the #
• ⚠️ - Line 217 - Missing space after #.
• ⚠️ - Line 219 - Comment should have a space after the #
• ⚠️ - Line 219 - Missing space after #.

app/views/layouts/angular/_ansible_form_options_angular.html.haml

• ⚠️ - Line 64 - Comment should have a space after the #
• ⚠️ - Line 64 - Missing space after #.
• ⚠️ - Line 65 - Comment should have a space after the #
• ⚠️ - Line 65 - Missing space after #.
• ⚠️ - Line 67 - Comment should have a space after the #
• ⚠️ - Line 67 - Missing space after #.

[h-kataria]

@gmcculloug please re-test.

[gmcculloug]

Looks good, thanks. @dclarizio Please review.