Fixes #17972 - Simplify new trend form js and helpers

Migrated the js to webpack as well.

Fixes #16782 - reset dhcp record cache after mac change

Fixes #17457 - multiple_checkboxes doesn't work with orgs/locs

multiple_checkboxes calls ActiveModel::Naming on associations that could
be simply "Taxonomy". This results on a 500 error 'undefined method
`taxonomies' for #<Filter:0x005593624bdd18>' (or whatever other class...

fixes #4166 - vmware: update cpus, memory for vms

Fixes #17846 - auth_source_ldaps API now displays taxonomies

Fixes #17015 - Adds Key pairs controller

fixes #17838 - translate New Hosts title string

Fixes #17808 - fix 'multipart form data' IE bug

According to this bug
(https://connect.microsoft.com/IE/Feedback/Details/868498),
multipart form data is malformed if there are fields without names.
This bug has been solved within Edge browser,
however no solution is expected for IE10/IE11

Fixes #16440 - Creating smart variable from index page

Fixes #17679 - Fixing the style issues in Login Page

1, Update "Login" to "Log In"
2, The username should align the text box

• Fixes #17679 - Update Login to Log In in the test page as well