Keycloak-angular: Add support for Angular 7

[nfriend]

Bug Report or Feature Request (mark with an x)

- [ ] bug report -> please search for issues before submitting
- [x] feature request

Versions.

keycloak-angular: 4.0.2
@angular/core: 7
keycloak: 4.4.0

Repro steps.

1. Create a new Angular 7 app
2. Install keycloak-angular

The log given by the failure.

npm WARN [email protected] requires a peer of @angular/common@^6.0.0 but none is installed. You must install peer dependencies yourself.
npm WARN [email protected] requires a peer of @angular/core@^6.0.0 but none is installed. You must install peer dependencies yourself.

Desired functionality.

keycloak-angular should be compatible with Angular 7.

[mauriciovigolo]

Hi @nfriend, thanks for opening this issue.
I will update the library to the newest version of Angular 7 this week.
You should not have any other issues besides the warning message :smiley:.

[nfriend]

Perfect, thanks @mauriciovigolo!

[nmcbride]

I asked for the same thing on the slack channel, but there was nothing but crickets chirping.

[mauriciovigolo]

New versions released. Thanks @nfriend!