Make new section: Identity Management

Added CloudEntr, moved LastPass and Okta to new identity management
section. Per #384.
Changed icon to "basic id"

Per thread.
Merge pull request #401 from clsygemalto/cloudentr2

Make new section: Identity Management (per #384)
Added Heart Internet
Add PenFed
Merge pull request #403 from dansmcgowan/master

Adding PenFed
Add GE Capital Bank
Add Fairwinds
Merge pull request #404 from dansmcgowan/master

Adding GE Capital Bank
Merge branch 'master' into add-providers-page
Refactor to match the style of 2fa sites
Add link to providers page in header
Update README and add missing icon
Add Authy image
Change Menu -> Categories
Merge pull request #402 from edgy360/master

Added Heart Internet
Fixed typo for CloudEntr (does have 2FA)

Added tfa line to CloudEntr.
Merge pull request #405 from clsygemalto/CloudEntr3

Fixed typo for CloudEntr (does have 2FA)
1Password does not support two-factor auth, but there's a blog post explaining why.
Merge pull request #406 from mxxcon/1Password

Added 1Password to Identity Management section.